21322576

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{121151}}^1$

素因数の和:121170

約数の個数: 20

約数和(自身を含む): 45068544

約数和(自身を除く): 23745968

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 121151, 242302, 484604, 969208, 1332661, 1938416, 2665322, 5330644, 10661288, 21322576]

約数ペア:

[(1, 21322576), (2, 10661288), (4, 5330644), (8, 2665322), (11, 1938416), (16, 1332661), (22, 969208), (44, 484604), (88, 242302), (176, 121151)]