21559100615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{151937}}^1$

素因数の和:152051

約数の個数: 32

約数和(自身を含む): 29099165760

約数和(自身を除く): 7540065145

約数列:

[1, 5, 13, 37, 59, 65, 185, 295, 481, 767, 2183, 2405, 3835, 10915, 28379, 141895, 151937, 759685, 1975181, 5621669, 8964283, 9875905, 28108345, 44821415, 73081697, 116535679, 331678471, 365408485, 582678395, 1658392355, 4311820123, 21559100615]

約数ペア:

[(1, 21559100615), (5, 4311820123), (13, 1658392355), (37, 582678395), (59, 365408485), (65, 331678471), (185, 116535679), (295, 73081697), (481, 44821415), (767, 28108345), (2183, 9875905), (2405, 8964283), (3835, 5621669), (10915, 1975181), (28379, 759685), (141895, 151937)]