21992936

素因数分解:

$2^3\times 7^1\times {\mathrm{433}}^1\times {\mathrm{907}}^1$

素因数の和:1353

約数の個数: 32

約数和(自身を含む): 47288640

約数和(自身を除く): 25295704

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 433, 866, 907, 1732, 1814, 3031, 3464, 3628, 6062, 6349, 7256, 12124, 12698, 24248, 25396, 50792, 392731, 785462, 1570924, 2749117, 3141848, 5498234, 10996468, 21992936]

約数ペア:

[(1, 21992936), (2, 10996468), (4, 5498234), (7, 3141848), (8, 2749117), (14, 1570924), (28, 785462), (56, 392731), (433, 50792), (866, 25396), (907, 24248), (1732, 12698), (1814, 12124), (3031, 7256), (3464, 6349), (3628, 6062)]