21134555460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{919}}^1\times {\mathrm{127763}}^1$

素因数の和:128697

約数の個数: 72

約数和(自身を含む): 64178412480

約数和(自身を除く): 43043857020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 919, 1838, 2757, 3676, 4595, 5514, 8271, 9190, 11028, 13785, 16542, 18380, 27570, 33084, 41355, 55140, 82710, 127763, 165420, 255526, 383289, 511052, 638815, 766578, 1149867, 1277630, 1533156, 1916445, 2299734, 2555260, 3832890, 4599468, 5749335, 7665780, 11498670, 22997340, 117414197, 234828394, 352242591, 469656788, 587070985, 704485182, 1056727773, 1174141970, 1408970364, 1761212955, 2113455546, 2348283940, 3522425910, 4226911092, 5283638865, 7044851820, 10567277730, 21134555460]

約数ペア:

[(1, 21134555460), (2, 10567277730), (3, 7044851820), (4, 5283638865), (5, 4226911092), (6, 3522425910), (9, 2348283940), (10, 2113455546), (12, 1761212955), (15, 1408970364), (18, 1174141970), (20, 1056727773), (30, 704485182), (36, 587070985), (45, 469656788), (60, 352242591), (90, 234828394), (180, 117414197), (919, 22997340), (1838, 11498670), (2757, 7665780), (3676, 5749335), (4595, 4599468), (5514, 3832890), (8271, 2555260), (9190, 2299734), (11028, 1916445), (13785, 1533156), (16542, 1277630), (18380, 1149867), (27570, 766578), (33084, 638815), (41355, 511052), (55140, 383289), (82710, 255526), (127763, 165420)]