21359746

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1\times {\mathrm{313}}^1$

素因数の和:693

約数の個数: 16

約数和(自身を含む): 32499000

約数和(自身を除く): 11139254

約数列:

[1, 2, 149, 229, 298, 313, 458, 626, 34121, 46637, 68242, 71677, 93274, 143354, 10679873, 21359746]

約数ペア:

[(1, 21359746), (2, 10679873), (149, 143354), (229, 93274), (298, 71677), (313, 68242), (458, 46637), (626, 34121)]