21071031834

素因数分解:

$2^1\times 3^1\times {\mathrm{251}}^1\times {\mathrm{13991389}}^1$

素因数の和:13991645

約数の個数: 16

約数和(自身を含む): 42309963360

約数和(自身を除く): 21238931526

約数列:

[1, 2, 3, 6, 251, 502, 753, 1506, 13991389, 27982778, 41974167, 83948334, 3511838639, 7023677278, 10535515917, 21071031834]

約数ペア:

[(1, 21071031834), (2, 10535515917), (3, 7023677278), (6, 3511838639), (251, 83948334), (502, 41974167), (753, 27982778), (1506, 13991389)]