10921378797

素因数分解:

$3^4\times 7^1\times {\mathrm{19261691}}^1$

素因数の和:19261710

約数の個数: 20

約数和(自身を含む): 18645317856

約数和(自身を除く): 7723939059

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 19261691, 57785073, 134831837, 173355219, 404495511, 520065657, 1213486533, 1560196971, 3640459599, 10921378797]

約数ペア:

[(1, 10921378797), (3, 3640459599), (7, 1560196971), (9, 1213486533), (21, 520065657), (27, 404495511), (63, 173355219), (81, 134831837), (189, 57785073), (567, 19261691)]