20946873

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{21617}}^1$

素因数の和:21656

約数の個数: 16

約数和(自身を含む): 31129920

約数和(自身を除く): 10183047

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 21617, 64851, 367489, 410723, 1102467, 1232169, 6982291, 20946873]

約数ペア:

[(1, 20946873), (3, 6982291), (17, 1232169), (19, 1102467), (51, 410723), (57, 367489), (323, 64851), (969, 21617)]