What is prime factorization and how do I solve this question???

rime factorization or integer factorization of a number is breaking a number down into the set of prime numbers which multiply together to result in the original number Step-by-step explanation:

so for that you do 3 x 7 which is 21 x 2= which is 42 and on the  the other right side you write 2 and the bottom you  just write 2 please mark brainliest

Start by dividing the number by the first prime number 2 and continue dividing by 2 until you get decimal or remainder. Then divide by 3,5,7 etc. until the only numbers left are prime numbers. Write the number as a product of prime numbers.

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