21893021161

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{193663}}^1$

素因数の和:193956

約数の個数: 16

約数和(自身を含む): 24541102080

約数和(自身を除く): 2648080919

約数列:

[1, 11, 43, 239, 473, 2629, 10277, 113047, 193663, 2130293, 8327509, 46285457, 91602599, 509140027, 1990274651, 21893021161]

約数ペア:

[(1, 21893021161), (11, 1990274651), (43, 509140027), (239, 91602599), (473, 46285457), (2629, 8327509), (10277, 2130293), (113047, 193663)]