21705226

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{467}}^1\times {\mathrm{1367}}^1$

素因数の和:1853

約数の個数: 16

約数和(自身を含む): 34572096

約数和(自身を除く): 12866870

約数列:

[1, 2, 17, 34, 467, 934, 1367, 2734, 7939, 15878, 23239, 46478, 638389, 1276778, 10852613, 21705226]

約数ペア:

[(1, 21705226), (2, 10852613), (17, 1276778), (34, 638389), (467, 46478), (934, 23239), (1367, 15878), (2734, 7939)]