21710054

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{8747}}^1$

素因数の和:8839

約数の個数: 16

約数和(自身を含む): 34957008

約数和(自身を除く): 13246954

約数列:

[1, 2, 17, 34, 73, 146, 1241, 2482, 8747, 17494, 148699, 297398, 638531, 1277062, 10855027, 21710054]

約数ペア:

[(1, 21710054), (2, 10855027), (17, 1277062), (34, 638531), (73, 297398), (146, 148699), (1241, 17494), (2482, 8747)]