21344864

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{21517}}^1$

素因数の和:21558

約数の個数: 24

約数和(自身を含む): 43380288

約数和(自身を除く): 22035424

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 21517, 43034, 86068, 172136, 344272, 667027, 688544, 1334054, 2668108, 5336216, 10672432, 21344864]

約数ペア:

[(1, 21344864), (2, 10672432), (4, 5336216), (8, 2668108), (16, 1334054), (31, 688544), (32, 667027), (62, 344272), (124, 172136), (248, 86068), (496, 43034), (992, 21517)]