21722384

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{23011}}^1$

素因数の和:23078

約数の個数: 20

約数和(自身を含む): 42802320

約数和(自身を除く): 21079936

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 23011, 46022, 92044, 184088, 368176, 1357649, 2715298, 5430596, 10861192, 21722384]

約数ペア:

[(1, 21722384), (2, 10861192), (4, 5430596), (8, 2715298), (16, 1357649), (59, 368176), (118, 184088), (236, 92044), (472, 46022), (944, 23011)]