20213061

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{8627}}^1$

素因数の和:8712

約数の個数: 16

約数和(自身を含む): 29818368

約数和(自身を除く): 9605307

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 8627, 25881, 94897, 284691, 612517, 1837551, 6737687, 20213061]

約数ペア:

[(1, 20213061), (3, 6737687), (11, 1837551), (33, 612517), (71, 284691), (213, 94897), (781, 25881), (2343, 8627)]