21880312

素因数分解:

$2^3\times {\mathrm{739}}^1\times {\mathrm{3701}}^1$

素因数の和:4446

約数の個数: 16

約数和(自身を含む): 41092200

約数和(自身を除く): 19211888

約数列:

[1, 2, 4, 8, 739, 1478, 2956, 3701, 5912, 7402, 14804, 29608, 2735039, 5470078, 10940156, 21880312]

約数ペア:

[(1, 21880312), (2, 10940156), (4, 5470078), (8, 2735039), (739, 29608), (1478, 14804), (2956, 7402), (3701, 5912)]