21530696

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{244667}}^1$

素因数の和:244684

約数の個数: 16

約数和(自身を含む): 44040240

約数和(自身を除く): 22509544

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 244667, 489334, 978668, 1957336, 2691337, 5382674, 10765348, 21530696]

約数ペア:

[(1, 21530696), (2, 10765348), (4, 5382674), (8, 2691337), (11, 1957336), (22, 978668), (44, 489334), (88, 244667)]