21800643

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{421}}^2$

素因数の和:886

約数の個数: 12

約数和(自身を含む): 29847384

約数和(自身を除く): 8046741

約数列:

[1, 3, 41, 123, 421, 1263, 17261, 51783, 177241, 531723, 7266881, 21800643]

約数ペア:

[(1, 21800643), (3, 7266881), (41, 531723), (123, 177241), (421, 51783), (1263, 17261)]