21000681218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{954576419}}^1$

素因数の和:954576432

約数の個数: 8

約数和(自身を含む): 34364751120

約数和(自身を除く): 13364069902

約数列:

[1, 2, 11, 22, 954576419, 1909152838, 10500340609, 21000681218]

約数ペア:

[(1, 21000681218), (2, 10500340609), (11, 1909152838), (22, 954576419)]