21520158

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{326063}}^1$

素因数の和:326079

約数の個数: 16

約数和(自身を含む): 46953216

約数和(自身を除く): 25433058

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 326063, 652126, 978189, 1956378, 3586693, 7173386, 10760079, 21520158]

約数ペア:

[(1, 21520158), (2, 10760079), (3, 7173386), (6, 3586693), (11, 1956378), (22, 978189), (33, 652126), (66, 326063)]