21846120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{593}}^1$

素因数の和:914

約数の個数: 64

約数和(自身を含む): 65862720

約数和(自身を除く): 44016600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 307, 593, 614, 921, 1186, 1228, 1535, 1779, 1842, 2372, 2456, 2965, 3070, 3558, 3684, 4605, 4744, 5930, 6140, 7116, 7368, 8895, 9210, 11860, 12280, 14232, 17790, 18420, 23720, 35580, 36840, 71160, 182051, 364102, 546153, 728204, 910255, 1092306, 1456408, 1820510, 2184612, 2730765, 3641020, 4369224, 5461530, 7282040, 10923060, 21846120]

約数ペア:

[(1, 21846120), (2, 10923060), (3, 7282040), (4, 5461530), (5, 4369224), (6, 3641020), (8, 2730765), (10, 2184612), (12, 1820510), (15, 1456408), (20, 1092306), (24, 910255), (30, 728204), (40, 546153), (60, 364102), (120, 182051), (307, 71160), (593, 36840), (614, 35580), (921, 23720), (1186, 18420), (1228, 17790), (1535, 14232), (1779, 12280), (1842, 11860), (2372, 9210), (2456, 8895), (2965, 7368), (3070, 7116), (3558, 6140), (3684, 5930), (4605, 4744)]