21325023

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1$

素因数の和:511

約数の個数: 24

約数和(自身を含む): 31636800

約数和(自身を除く): 10311777

約数列:

[1, 3, 9, 79, 89, 237, 267, 337, 711, 801, 1011, 3033, 7031, 21093, 26623, 29993, 63279, 79869, 89979, 239607, 269937, 2369447, 7108341, 21325023]

約数ペア:

[(1, 21325023), (3, 7108341), (9, 2369447), (79, 269937), (89, 239607), (237, 89979), (267, 79869), (337, 63279), (711, 29993), (801, 26623), (1011, 21093), (3033, 7031)]