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The common factors of 21 and 27 are 1 and 3: 1x21=21, 1x29=29, 3x7=21, and 3x9=27.

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10y ago

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The factors of 27 are 1, 3, 9 & 27, while the factors of 125 are 1, 5, 25 & 125, thus the only common factor is 1

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15y ago
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The factors of 27 are: 1, 3, 9, 27

The factors of 63 are: 1, 3, 7, 9, 21, 63

  • The common factors are: 1, 3, 9
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14y ago
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125 and 27's highest common factor is one.

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8y ago
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The GCF is 1.

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9y ago
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1,5 and 25

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13y ago
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1 and 3

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Wiki User

11y ago
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1

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Wiki User

14y ago
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Q: What are Common factors of 27 and 63?
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