21800438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{24169}}^1$

素因数の和:24223

約数の個数: 16

約数和(自身を含む): 36545040

約数和(自身を除く): 14744602

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 24169, 48338, 265859, 531718, 990929, 1981858, 10900219, 21800438]

約数ペア:

[(1, 21800438), (2, 10900219), (11, 1981858), (22, 990929), (41, 531718), (82, 265859), (451, 48338), (902, 24169)]