21715164

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{8263}}^1$

素因数の和:8346

約数の個数: 36

約数和(自身を含む): 55649776

約数和(自身を除く): 33934612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 8263, 16526, 24789, 33052, 49578, 74367, 99156, 148734, 297468, 603199, 1206398, 1809597, 2412796, 3619194, 5428791, 7238388, 10857582, 21715164]

約数ペア:

[(1, 21715164), (2, 10857582), (3, 7238388), (4, 5428791), (6, 3619194), (9, 2412796), (12, 1809597), (18, 1206398), (36, 603199), (73, 297468), (146, 148734), (219, 99156), (292, 74367), (438, 49578), (657, 33052), (876, 24789), (1314, 16526), (2628, 8263)]