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What are the common factors of 5 and 21?

Anonymous

∙ 9y ago

The only common factor of 5 and 21 is 1.

Wiki User

∙ 9y ago

What else can I help you with?

Related Questions

What are the common factors of 15 and 21?

The factors of 15 are 3 and 5. The factors of 21 are 3 and 7. So the common factor is 3.

What are the common factors and greatest common factor of 21 and 5 6?

The common factors are 1 and 7. The GCF is 7.

What are the common factors for 21 and 35 explain?

The factors of 21 are:1, 3, 7, 21The factors of 35 are:1, 5, 7, 35The common factors are:1, 7

What are the common factors for 15 and 21?

The factors of 15 are: 1, 3, 5, 15The factors of 21 are: 1, 3, 7, 21The common factors are: 1, 3

What are the common factors of 21 and 100?

The factors of 21 are:1, 3, 7, 21The factors of 350 are:1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350The common factors are:1, 7

What is the greatest common factors of 15 and 21?

The greatest common factor of 15 and 21 is 3The factors of 15 are: 1, 3, 5, 15The factors of 21 are: 1, 3, 7, 21The common factors are: 1, 3The Greatest Common Factor (GCF) is: 3

What are the common factors of 21 and 35?

The common factors are 1 and 7.

What is the greatest common factor of 21 and 45?

The GCF of 21 and 45 is 3. One way to determine the greatest common factor is to find all the factors of the numbers and compare them. The factors of 21 are 1, 3, 7, and 21. The factors of 45 are 1, 3, 5, 9, 15, and 45. The common factors are 1 and 3. Therefore, the greatest common factor is 3. The greatest common factor can also be calculated by identifying the common prime factors and multiplying them together. The prime factors of 21 are 3 and 7. The prime factors of 45 are 3, 3, and 5. The prime factors in common are a single 3, so the greatest common factor is 3.

What are the common factors of 21 and 51?

The common factors of 21 and 51 are: 1 and 3

What are the common factor of 21 and 30?

The factors of 21 are 1, 3, 7, and 21. The factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30. The common factors are 1 and 3. The greatest common factor is 3.

What are the common factors of 21 42 and 84?

The common factors of 21 42 and 84 are 21

What are the common factors of 21 and 63?

The common factors of 21 and 63 are 1, 3, 7, and 21

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