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How many factor pairs does 21 have?

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Anonymous

∙ 16y ago
Updated: 9/17/2023

The factor pairs of 21 are:

1, 21
3, 7


Therefore, the number 21 has two pairs of positive integer factors.

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Wiki User

∙ 16y ago
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What are math factor pairs of 21?

21,17,3


What is a list of the factor pairs of 21?

(21,1)(7,3)


What are the integer factor pairs for -21?

(21,-1)(7,-3)(-21,1)(-7,3)


How many factor pairs does 30 have?

30 has four factor pairs:30,115,210,36,5


What are factor pairs of 84?

Factor pairs of 84 are: 2 x 42, 3 x 28, 4 x 21, 6 x 84, 7 x 12

Related Questions

Factor pairs of twenty one?

There are two factor pairs of 21: 21 = 1 x 21 21 = 3 x 7


What are the factors and factor pairs of 21?

Factors of 21 are 1, 3, 7, and 21; the factor pairs are (1 x 21) and (3 x 7).


What are the factor pairs for 21?

1 & 21, and 3 & 7


What or the factor pairs of 21?

(1, 21) (3, 7)


Factor pairs for 21?

1 and 21, 3 and 7,


What are factor pairs of 21?

1,21 3,7


What are math factor pairs of 21?

21,17,3


What is a list of the factor pairs of 21?

(21,1)(7,3)


How many factor pairs in 3000?

Sixteen factor pairs.


What are the integer factor pairs for -21?

(21,-1)(7,-3)(-21,1)(-7,3)


How many factor pairs does 30 have?

30 has four factor pairs:30,115,210,36,5


How many factor pairs does 20 have and what are they?

20 has 3 factor pairs. Pairs are (1,20), (2,10) and (9,9)

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