21538022

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{979001}}^1$

素因数の和:979014

約数の個数: 8

約数和(自身を含む): 35244072

約数和(自身を除く): 13706050

約数列:

[1, 2, 11, 22, 979001, 1958002, 10769011, 21538022]

約数ペア:

[(1, 21538022), (2, 10769011), (11, 1958002), (22, 979001)]