21242182

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{19927}}^1$

素因数の和:19983

約数の個数: 16

約数和(自身を含む): 35152992

約数和(自身を除く): 13910810

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 19927, 39854, 259051, 518102, 817007, 1634014, 10621091, 21242182]

約数ペア:

[(1, 21242182), (2, 10621091), (13, 1634014), (26, 817007), (41, 518102), (82, 259051), (533, 39854), (1066, 19927)]