2108121489

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{7555991}}^1$

素因数の和:7556028

約数の個数: 12

約数和(自身を含む): 3143292672

約数和(自身を除く): 1035171183

約数列:

[1, 3, 9, 31, 93, 279, 7555991, 22667973, 68003919, 234235721, 702707163, 2108121489]

約数ペア:

[(1, 2108121489), (3, 702707163), (9, 234235721), (31, 68003919), (93, 22667973), (279, 7555991)]