21254266

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{9029}}^1$

素因数の和:9149

約数の個数: 16

約数和(自身を含む): 35108640

約数和(自身を除く): 13854374

約数列:

[1, 2, 11, 22, 107, 214, 1177, 2354, 9029, 18058, 99319, 198638, 966103, 1932206, 10627133, 21254266]

約数ペア:

[(1, 21254266), (2, 10627133), (11, 1932206), (22, 966103), (107, 198638), (214, 99319), (1177, 18058), (2354, 9029)]