21075272

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{44651}}^1$

素因数の和:44716

約数の個数: 16

約数和(自身を含む): 40186800

約数和(自身を除く): 19111528

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 44651, 89302, 178604, 357208, 2634409, 5268818, 10537636, 21075272]

約数ペア:

[(1, 21075272), (2, 10537636), (4, 5268818), (8, 2634409), (59, 357208), (118, 178604), (236, 89302), (472, 44651)]