40817721

素因数分解:

$3^1\times 7^1\times {\mathrm{907}}^1\times {\mathrm{2143}}^1$

素因数の和:3060

約数の個数: 16

約数和(自身を含む): 62296064

約数和(自身を除く): 21478343

約数列:

[1, 3, 7, 21, 907, 2143, 2721, 6349, 6429, 15001, 19047, 45003, 1943701, 5831103, 13605907, 40817721]

約数ペア:

[(1, 40817721), (3, 13605907), (7, 5831103), (21, 1943701), (907, 45003), (2143, 19047), (2721, 15001), (6349, 6429)]