21409018

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{21713}}^1$

素因数の和:21761

約数の個数: 16

約数和(自身を含む): 35176680

約数和(自身を除く): 13767662

約数列:

[1, 2, 17, 29, 34, 58, 493, 986, 21713, 43426, 369121, 629677, 738242, 1259354, 10704509, 21409018]

約数ペア:

[(1, 21409018), (2, 10704509), (17, 1259354), (29, 738242), (34, 629677), (58, 369121), (493, 43426), (986, 21713)]