21253094

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{14537}}^1$

素因数の和:14599

約数の個数: 16

約数和(自身を含む): 34542288

約数和(自身を除く): 13289194

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 14537, 29074, 247129, 494258, 625091, 1250182, 10626547, 21253094]

約数ペア:

[(1, 21253094), (2, 10626547), (17, 1250182), (34, 625091), (43, 494258), (86, 247129), (731, 29074), (1462, 14537)]