21626044

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{491501}}^1$

素因数の和:491516

約数の個数: 12

約数和(自身を含む): 41286168

約数和(自身を除く): 19660124

約数列:

[1, 2, 4, 11, 22, 44, 491501, 983002, 1966004, 5406511, 10813022, 21626044]

約数ペア:

[(1, 21626044), (2, 10813022), (4, 5406511), (11, 1966004), (22, 983002), (44, 491501)]