21427846

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{22651}}^1$

素因数の和:22707

約数の個数: 16

約数和(自身を含む): 35880768

約数和(自身を除く): 14452922

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 22651, 45302, 249161, 498322, 973993, 1947986, 10713923, 21427846]

約数ペア:

[(1, 21427846), (2, 10713923), (11, 1947986), (22, 973993), (43, 498322), (86, 249161), (473, 45302), (946, 22651)]