21710522

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{3253}}^1$

素因数の和:3373

約数の個数: 16

約数和(自身を含む): 33737472

約数和(自身を除く): 12026950

約数列:

[1, 2, 47, 71, 94, 142, 3253, 3337, 6506, 6674, 152891, 230963, 305782, 461926, 10855261, 21710522]

約数ペア:

[(1, 21710522), (2, 10855261), (47, 461926), (71, 305782), (94, 230963), (142, 152891), (3253, 6674), (3337, 6506)]