21343329

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{8263}}^1$

素因数の和:8317

約数の個数: 24

約数和(自身を含む): 36097152

約数和(自身を除く): 14753823

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 8263, 24789, 57841, 74367, 173523, 338783, 520569, 1016349, 2371481, 3049047, 7114443, 21343329]

約数ペア:

[(1, 21343329), (3, 7114443), (7, 3049047), (9, 2371481), (21, 1016349), (41, 520569), (63, 338783), (123, 173523), (287, 74367), (369, 57841), (861, 24789), (2583, 8263)]