21541454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{9151}}^1$

素因数の和:9271

約数の個数: 16

約数和(自身を含む): 35582976

約数和(自身を除く): 14041522

約数列:

[1, 2, 11, 22, 107, 214, 1177, 2354, 9151, 18302, 100661, 201322, 979157, 1958314, 10770727, 21541454]

約数ペア:

[(1, 21541454), (2, 10770727), (11, 1958314), (22, 979157), (107, 201322), (214, 100661), (1177, 18302), (2354, 9151)]