21853288

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{63527}}^1$

素因数の和:63576

約数の個数: 16

約数和(自身を含む): 41928480

約数和(自身を除く): 20075192

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 63527, 127054, 254108, 508216, 2731661, 5463322, 10926644, 21853288]

約数ペア:

[(1, 21853288), (2, 10926644), (4, 5463322), (8, 2731661), (43, 508216), (86, 254108), (172, 127054), (344, 63527)]