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Q: What are the prime factors for 18 and 21?

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The factors of 18 are: 1, 2, 3, 6, 9, and 18.The prime factors of 18 are: 2 and 3.The factors of 21 are: 1, 3, 7, and 21.The prime factors of 21 are: 3 and 7.

The factors of 18 are: 1 2 3 6 9 18 The prime factors are: 2 x 3 x 3 and The factors of 21 are: 1 3 7 21 The prime factors are: 3 x 7

The factors of 21 are 1, 3, 7, 21. 3 and 7 are prime. The factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, 36. 2 and 3 are prime.

The prime factors of 21 are 3,7.

The prime factors of 18 are 2, 3, and 3. The product of these prime factors is 18.The distinct prime factors of 18 are 2 and 3. The product of these distinct prime factors is 6.

The prime factors of 21 are 3 x 7.

2 and 3 are the prime factors of 18.

The factors of 15 are: 1, 3, 5, and 15.The prime factors of 15 are: 3 and 5.The factors of 21 are: 1, 3, 7, and 21.The prime factors of 21 are: 3 and 7.

17 is a prime number. It is only evenly divisible by itself and one.The factors of 21 are: 1, 3, 7, and 21.The prime factors of 21 are: 3 and 7.

The Least Common Multiple of 10, 18, 21 is 630.

As a product of its prime factors: 3*7 = 21

1, 3, 7, 21 3 and 7 are prime.

The prime factors of 21 are 3 x 7, so the prime factors of 21 squared are 32 x 72. The factors of 21 squared are 1, 3, 7, 9, 21, 49, 63, 147, and 441.

The factors are 1, 3, 7 and 21. 3 and 7 are prime.

factors of 21: 3, 7 prime factors of 21: 3, 7

Prime factors of 18 are 2 and 3 Prime factors of 15 are 3 and 5

Prime factors of 18 are 2 and 3.

The factors of 21 are: 1 3 7 21 The prime factors are: 3 and 7

The factors are: 1, 3, 7, 21 The prime factors are: 3, 7

The prime factors of 18 are 2, 3, and 3. The prime factors of 70 are 2, 5, and 7. The prime factors that 18 and 70 have in common are a single 2.

The prime factors of 21 are 3 and 7.

21 has two prime factors.

The prime factors of 18 are 2, 3, and 3. The prime factors of 90 are 2, 3, 3, and 5. The prime factors they have in common are 2, 3, and 3. Since 18 is a factor of 90, its prime factors will be the prime factors that the two numbers have in common.

The factors of 21 are 1, 3, 7 and 21. The factors of 18 are 1, 2, 3, 6, and 18.

The factors of 18 are: 1, 2, 3, 6, 9, 18The factors of 21 are: 1, 3, 7, 21