21373484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{1847}}^1$

素因数の和:2125

約数の個数: 24

約数和(自身を含む): 40981248

約数和(自身を除く): 19607764

約数列:

[1, 2, 4, 11, 22, 44, 263, 526, 1052, 1847, 2893, 3694, 5786, 7388, 11572, 20317, 40634, 81268, 485761, 971522, 1943044, 5343371, 10686742, 21373484]

約数ペア:

[(1, 21373484), (2, 10686742), (4, 5343371), (11, 1943044), (22, 971522), (44, 485761), (263, 81268), (526, 40634), (1052, 20317), (1847, 11572), (2893, 7388), (3694, 5786)]