210541212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{26951}}^1$

素因数の和:26999

約数の個数: 72

約数和(自身を含む): 627873792

約数和(自身を除く): 417332580

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 26951, 53902, 80853, 107804, 161706, 188657, 242559, 323412, 377314, 485118, 565971, 754628, 835481, 970236, 1131942, 1670962, 1697913, 2263884, 2506443, 3341924, 3395826, 5012886, 5848367, 6791652, 7519329, 10025772, 11696734, 15038658, 17545101, 23393468, 30077316, 35090202, 52635303, 70180404, 105270606, 210541212]

約数ペア:

[(1, 210541212), (2, 105270606), (3, 70180404), (4, 52635303), (6, 35090202), (7, 30077316), (9, 23393468), (12, 17545101), (14, 15038658), (18, 11696734), (21, 10025772), (28, 7519329), (31, 6791652), (36, 5848367), (42, 5012886), (62, 3395826), (63, 3341924), (84, 2506443), (93, 2263884), (124, 1697913), (126, 1670962), (186, 1131942), (217, 970236), (252, 835481), (279, 754628), (372, 565971), (434, 485118), (558, 377314), (651, 323412), (868, 242559), (1116, 188657), (1302, 161706), (1953, 107804), (2604, 80853), (3906, 53902), (7812, 26951)]