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There are 3 factor pairs of 63:

- 63 = 1 x 63
- 63 = 3 x 21
- 63 = 7 x 9

Q: How many factor pairs does 63 have?

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(12,1)(6,2)(4,3)

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

The factor pairs of 21 are:1, 213, 7Therefore, the number 21 has two pairs of positive integer factors.

Six of them.

"Dose" is a measured portion of a medicine. I am not aware of any factor pairs related to dose 27 or any other measured quantities of medication!27 does have 2 factor pairs.

Related questions

There are 3 factor pairs of 63:63 = 1 x 6363 = 3 x 2163 = 7 x 9

(1, 63) (3, 21) (7, 9)

There are 3 factor pairs of 63: 63 = 1 x 63 63 = 3 x 21 63 = 7 x 9

There are three factor pairs:63 = 1 x 6363 = 3 x 2163 = 7 x 9

These factor pairs, when multiplied, equal 63: (1, 63) (3, 21) (7, 9)

Sixteen factor pairs.

The factor pairs of 210 are: 1 and 210, 2 and 105, 3 and 70, 5 and 42, 6 and 35, 7 and 30, 10 and 21, and 14 and 15. The factor pairs of 63 are: 1 and 63, 3 and 21, and 7 and 9.

(35,1)(7,5) (63,1)(21,3)(9,7)

(12,1)(6,2)(4,3)

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

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

1 and 189, 3 and 63, 7 and 27, 9 and 21