21863564

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{11087}}^1$

素因数の和:11137

約数の個数: 24

約数和(自身を含む): 41912640

約数和(自身を除く): 20049076

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 116, 493, 986, 1972, 11087, 22174, 44348, 188479, 321523, 376958, 643046, 753916, 1286092, 5465891, 10931782, 21863564]

約数ペア:

[(1, 21863564), (2, 10931782), (4, 5465891), (17, 1286092), (29, 753916), (34, 643046), (58, 376958), (68, 321523), (116, 188479), (493, 44348), (986, 22174), (1972, 11087)]