21593774

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{13513}}^1$

素因数の和:13579

約数の個数: 16

約数和(自身を含む): 35028288

約数和(自身を除く): 13434514

約数列:

[1, 2, 17, 34, 47, 94, 799, 1598, 13513, 27026, 229721, 459442, 635111, 1270222, 10796887, 21593774]

約数ペア:

[(1, 21593774), (2, 10796887), (17, 1270222), (34, 635111), (47, 459442), (94, 229721), (799, 27026), (1598, 13513)]