21701768

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{246611}}^1$

素因数の和:246628

約数の個数: 16

約数和(自身を含む): 44390160

約数和(自身を除く): 22688392

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 246611, 493222, 986444, 1972888, 2712721, 5425442, 10850884, 21701768]

約数ペア:

[(1, 21701768), (2, 10850884), (4, 5425442), (8, 2712721), (11, 1972888), (22, 986444), (44, 493222), (88, 246611)]