21283088

素因数分解:

$2^4\times {\mathrm{797}}^1\times {\mathrm{1669}}^1$

素因数の和:2474

約数の個数: 20

約数和(自身を含む): 41312460

約数和(自身を除く): 20029372

約数列:

[1, 2, 4, 8, 16, 797, 1594, 1669, 3188, 3338, 6376, 6676, 12752, 13352, 26704, 1330193, 2660386, 5320772, 10641544, 21283088]

約数ペア:

[(1, 21283088), (2, 10641544), (4, 5320772), (8, 2660386), (16, 1330193), (797, 26704), (1594, 13352), (1669, 12752), (3188, 6676), (3338, 6376)]