21164010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3251}}^1$

素因数の和:3299

約数の個数: 64

約数和(自身を含む): 59940864

約数和(自身を除く): 38776854

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 434, 465, 651, 930, 1085, 1302, 2170, 3251, 3255, 6502, 6510, 9753, 16255, 19506, 22757, 32510, 45514, 48765, 68271, 97530, 100781, 113785, 136542, 201562, 227570, 302343, 341355, 503905, 604686, 682710, 705467, 1007810, 1410934, 1511715, 2116401, 3023430, 3527335, 4232802, 7054670, 10582005, 21164010]

約数ペア:

[(1, 21164010), (2, 10582005), (3, 7054670), (5, 4232802), (6, 3527335), (7, 3023430), (10, 2116401), (14, 1511715), (15, 1410934), (21, 1007810), (30, 705467), (31, 682710), (35, 604686), (42, 503905), (62, 341355), (70, 302343), (93, 227570), (105, 201562), (155, 136542), (186, 113785), (210, 100781), (217, 97530), (310, 68271), (434, 48765), (465, 45514), (651, 32510), (930, 22757), (1085, 19506), (1302, 16255), (2170, 9753), (3251, 6510), (3255, 6502)]