21450923

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3347}}^1$

素因数の和:3406

約数の個数: 16

約数和(自身を含む): 25310880

約数和(自身を除く): 3859957

約数列:

[1, 13, 17, 29, 221, 377, 493, 3347, 6409, 43511, 56899, 97063, 739687, 1261819, 1650071, 21450923]

約数ペア:

[(1, 21450923), (13, 1650071), (17, 1261819), (29, 739687), (221, 97063), (377, 56899), (493, 43511), (3347, 6409)]