The prime factors of 21 are 3, 7.,

## What 3 numbers make 21?

3 x 7 = 21. 7 x 3 = 21. 21 x 1 = 21.

## What is 21 prime or composite?

Is 21 a Composite Number? Yes, since 21 has more than two factors i.e. 1, 3, 7, 21. In other words, 21 is a composite number because 21 has more than 2 factors.

## What are the factors of the number 21?

Factors of 21: 1, 3, 7, 21.09-Dec-2021

## What is the prime factors of 21?

So, the prime factors of 21 are 3 and 7, where 2 and 7 are the prime numbers. Prime factorisation of 21 is 3 × 7.11-Sept-2020

## What is the prime numbers of 21?

The prime factors of 21 are 3, 7.