21692027

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1373}}^1$

素因数の和:1478

約数の個数: 16

約数和(自身を含む): 25897152

約数和(自身を除く): 4205125

約数列:

[1, 7, 37, 61, 259, 427, 1373, 2257, 9611, 15799, 50801, 83753, 355607, 586271, 3098861, 21692027]

約数ペア:

[(1, 21692027), (7, 3098861), (37, 586271), (61, 355607), (259, 83753), (427, 50801), (1373, 15799), (2257, 9611)]