21270630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1063}}^1$

素因数の和:1125

約数の個数: 64

約数和(自身を含む): 55157760

約数和(自身を除く): 33887130

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 29, 30, 46, 58, 69, 87, 115, 138, 145, 174, 230, 290, 345, 435, 667, 690, 870, 1063, 1334, 2001, 2126, 3189, 3335, 4002, 5315, 6378, 6670, 10005, 10630, 15945, 20010, 24449, 30827, 31890, 48898, 61654, 73347, 92481, 122245, 146694, 154135, 184962, 244490, 308270, 366735, 462405, 709021, 733470, 924810, 1418042, 2127063, 3545105, 4254126, 7090210, 10635315, 21270630]

約数ペア:

[(1, 21270630), (2, 10635315), (3, 7090210), (5, 4254126), (6, 3545105), (10, 2127063), (15, 1418042), (23, 924810), (29, 733470), (30, 709021), (46, 462405), (58, 366735), (69, 308270), (87, 244490), (115, 184962), (138, 154135), (145, 146694), (174, 122245), (230, 92481), (290, 73347), (345, 61654), (435, 48898), (667, 31890), (690, 30827), (870, 24449), (1063, 20010), (1334, 15945), (2001, 10630), (2126, 10005), (3189, 6670), (3335, 6378), (4002, 5315)]