21846399

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{3779}}^1$

素因数の和:3870

約数の個数: 16

約数和(自身を含む): 30481920

約数和(自身を除く): 8635521

約数列:

[1, 3, 41, 47, 123, 141, 1927, 3779, 5781, 11337, 154939, 177613, 464817, 532839, 7282133, 21846399]

約数ペア:

[(1, 21846399), (3, 7282133), (41, 532839), (47, 464817), (123, 177613), (141, 154939), (1927, 11337), (3779, 5781)]