21347664

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{34211}}^1$

素因数の和:34235

約数の個数: 40

約数和(自身を含む): 59392032

約数和(自身を除く): 38044368

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 34211, 68422, 102633, 136844, 205266, 273688, 410532, 444743, 547376, 821064, 889486, 1334229, 1642128, 1778972, 2668458, 3557944, 5336916, 7115888, 10673832, 21347664]

約数ペア:

[(1, 21347664), (2, 10673832), (3, 7115888), (4, 5336916), (6, 3557944), (8, 2668458), (12, 1778972), (13, 1642128), (16, 1334229), (24, 889486), (26, 821064), (39, 547376), (48, 444743), (52, 410532), (78, 273688), (104, 205266), (156, 136844), (208, 102633), (312, 68422), (624, 34211)]