21096027

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{911}}^1$

素因数の和:1031

約数の個数: 24

約数和(自身を含む): 31868928

約数和(自身を除く): 10772901

約数列:

[1, 3, 9, 31, 83, 93, 249, 279, 747, 911, 2573, 2733, 7719, 8199, 23157, 28241, 75613, 84723, 226839, 254169, 680517, 2344003, 7032009, 21096027]

約数ペア:

[(1, 21096027), (3, 7032009), (9, 2344003), (31, 680517), (83, 254169), (93, 226839), (249, 84723), (279, 75613), (747, 28241), (911, 23157), (2573, 8199), (2733, 7719)]