21086475278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{22290143}}^1$

素因数の和:22290199

約数の個数: 16

約数和(自身を含む): 35307588096

約数和(自身を除く): 14221112818

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 22290143, 44580286, 245191573, 490383146, 958476149, 1916952298, 10543237639, 21086475278]

約数ペア:

[(1, 21086475278), (2, 10543237639), (11, 1916952298), (22, 958476149), (43, 490383146), (86, 245191573), (473, 44580286), (946, 22290143)]