21584552

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{245279}}^1$

素因数の和:245296

約数の個数: 16

約数和(自身を含む): 44150400

約数和(自身を除く): 22565848

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 245279, 490558, 981116, 1962232, 2698069, 5396138, 10792276, 21584552]

約数ペア:

[(1, 21584552), (2, 10792276), (4, 5396138), (8, 2698069), (11, 1962232), (22, 981116), (44, 490558), (88, 245279)]