21506909898

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1\times {\mathrm{547}}^1\times {\mathrm{577}}^1$

素因数の和:1447

約数の個数: 64

約数和(自身を含む): 44379635328

約数和(自身を除く): 22872725430

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 277, 547, 554, 577, 831, 1094, 1154, 1641, 1662, 1731, 3282, 3462, 11357, 22427, 22714, 23657, 34071, 44854, 47314, 67281, 68142, 70971, 134562, 141942, 151519, 159829, 303038, 315619, 319658, 454557, 479487, 631238, 909114, 946857, 958974, 1893714, 6212279, 6552989, 12424558, 12940379, 13105978, 18636837, 19658967, 25880758, 37273674, 38821137, 39317934, 77642274, 87426463, 174852926, 262279389, 524558778, 3584484983, 7168969966, 10753454949, 21506909898]

約数ペア:

[(1, 21506909898), (2, 10753454949), (3, 7168969966), (6, 3584484983), (41, 524558778), (82, 262279389), (123, 174852926), (246, 87426463), (277, 77642274), (547, 39317934), (554, 38821137), (577, 37273674), (831, 25880758), (1094, 19658967), (1154, 18636837), (1641, 13105978), (1662, 12940379), (1731, 12424558), (3282, 6552989), (3462, 6212279), (11357, 1893714), (22427, 958974), (22714, 946857), (23657, 909114), (34071, 631238), (44854, 479487), (47314, 454557), (67281, 319658), (68142, 315619), (70971, 303038), (134562, 159829), (141942, 151519)]