21000401301

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1154947}}^1$

素因数の和:1155009

約数の個数: 32

約数和(自身を含む): 33262502400

約数和(自身を除く): 12262101099

約数列:

[1, 3, 11, 19, 29, 33, 57, 87, 209, 319, 551, 627, 957, 1653, 6061, 18183, 1154947, 3464841, 12704417, 21943993, 33493463, 38113251, 65831979, 100480389, 241383923, 368428093, 636375797, 724151769, 1105284279, 1909127391, 7000133767, 21000401301]

約数ペア:

[(1, 21000401301), (3, 7000133767), (11, 1909127391), (19, 1105284279), (29, 724151769), (33, 636375797), (57, 368428093), (87, 241383923), (209, 100480389), (319, 65831979), (551, 38113251), (627, 33493463), (957, 21943993), (1653, 12704417), (6061, 3464841), (18183, 1154947)]