21665664

素因数分解:

$2^7\times 3^3\times {\mathrm{6269}}^1$

素因数の和:6292

約数の個数: 64

約数和(自身を含む): 63954000

約数和(自身を除く): 42288336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 288, 384, 432, 576, 864, 1152, 1728, 3456, 6269, 12538, 18807, 25076, 37614, 50152, 56421, 75228, 100304, 112842, 150456, 169263, 200608, 225684, 300912, 338526, 401216, 451368, 601824, 677052, 802432, 902736, 1203648, 1354104, 1805472, 2407296, 2708208, 3610944, 5416416, 7221888, 10832832, 21665664]

約数ペア:

[(1, 21665664), (2, 10832832), (3, 7221888), (4, 5416416), (6, 3610944), (8, 2708208), (9, 2407296), (12, 1805472), (16, 1354104), (18, 1203648), (24, 902736), (27, 802432), (32, 677052), (36, 601824), (48, 451368), (54, 401216), (64, 338526), (72, 300912), (96, 225684), (108, 200608), (128, 169263), (144, 150456), (192, 112842), (216, 100304), (288, 75228), (384, 56421), (432, 50152), (576, 37614), (864, 25076), (1152, 18807), (1728, 12538), (3456, 6269)]