21461208

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2287}}^1$

素因数の和:2336

約数の個数: 64

約数和(自身を含む): 59304960

約数和(自身を除く): 37843752

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 23, 24, 34, 46, 51, 68, 69, 92, 102, 136, 138, 184, 204, 276, 391, 408, 552, 782, 1173, 1564, 2287, 2346, 3128, 4574, 4692, 6861, 9148, 9384, 13722, 18296, 27444, 38879, 52601, 54888, 77758, 105202, 116637, 155516, 157803, 210404, 233274, 311032, 315606, 420808, 466548, 631212, 894217, 933096, 1262424, 1788434, 2682651, 3576868, 5365302, 7153736, 10730604, 21461208]

約数ペア:

[(1, 21461208), (2, 10730604), (3, 7153736), (4, 5365302), (6, 3576868), (8, 2682651), (12, 1788434), (17, 1262424), (23, 933096), (24, 894217), (34, 631212), (46, 466548), (51, 420808), (68, 315606), (69, 311032), (92, 233274), (102, 210404), (136, 157803), (138, 155516), (184, 116637), (204, 105202), (276, 77758), (391, 54888), (408, 52601), (552, 38879), (782, 27444), (1173, 18296), (1564, 13722), (2287, 9384), (2346, 9148), (3128, 6861), (4574, 4692)]