2021915145

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7929079}}^1$

素因数の和:7929104

約数の個数: 16

約数和(自身を含む): 3425362560

約数和(自身を除く): 1403447415

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 7929079, 23787237, 39645395, 118936185, 134794343, 404383029, 673971715, 2021915145]

約数ペア:

[(1, 2021915145), (3, 673971715), (5, 404383029), (15, 134794343), (17, 118936185), (51, 39645395), (85, 23787237), (255, 7929079)]