21006026

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{953}}^1$

素因数の和:1165

約数の個数: 16

約数和(自身を含む): 32145984

約数和(自身を除く): 11139958

約数列:

[1, 2, 103, 107, 206, 214, 953, 1906, 11021, 22042, 98159, 101971, 196318, 203942, 10503013, 21006026]

約数ペア:

[(1, 21006026), (2, 10503013), (103, 203942), (107, 196318), (206, 101971), (214, 98159), (953, 22042), (1906, 11021)]