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Q: What is the prime numbers of 21?

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there are 3 prime numbers in between 21 and 33... they are 23,29, 31.

21 is not prime.

21

No, they are not prime.

21 has two prime factors.

The prime numbers from 21 to 40 are 23, 29, 31, and 37.

7 and 3 are prime numbers but 21 is a composite nuber

21 = 3x7, and so is not prime, as it can be expressed as the product of multiple prime numbers

The prime factors of 21 are 3 x 7.

There are 3 prime numbers from 21 to 35:23, 29 and 31

17 is a prime number, but 21 is not (21 = 3 * 7).

21 is not a prime.

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