20826432879

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{58337347}}^1$

素因数の和:58337374

約数の個数: 16

約数和(自身を含む): 33602312448

約数和(自身を除く): 12775879569

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 58337347, 175012041, 408361429, 991734899, 1225084287, 2975204697, 6942144293, 20826432879]

約数ペア:

[(1, 20826432879), (3, 6942144293), (7, 2975204697), (17, 1225084287), (21, 991734899), (51, 408361429), (119, 175012041), (357, 58337347)]