21196264

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{709}}^1$

素因数の和:853

約数の個数: 32

約数和(自身を含む): 41279400

約数和(自身を除く): 20083136

約数列:

[1, 2, 4, 8, 37, 74, 101, 148, 202, 296, 404, 709, 808, 1418, 2836, 3737, 5672, 7474, 14948, 26233, 29896, 52466, 71609, 104932, 143218, 209864, 286436, 572872, 2649533, 5299066, 10598132, 21196264]

約数ペア:

[(1, 21196264), (2, 10598132), (4, 5299066), (8, 2649533), (37, 572872), (74, 286436), (101, 209864), (148, 143218), (202, 104932), (296, 71609), (404, 52466), (709, 29896), (808, 26233), (1418, 14948), (2836, 7474), (3737, 5672)]