21221526

素因数分解:

$2^1\times 3^1\times {\mathrm{181}}^1\times {\mathrm{19541}}^1$

素因数の和:19727

約数の個数: 16

約数和(自身を含む): 42679728

約数和(自身を除く): 21458202

約数列:

[1, 2, 3, 6, 181, 362, 543, 1086, 19541, 39082, 58623, 117246, 3536921, 7073842, 10610763, 21221526]

約数ペア:

[(1, 21221526), (2, 10610763), (3, 7073842), (6, 3536921), (181, 117246), (362, 58623), (543, 39082), (1086, 19541)]