21611942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{13457}}^1$

素因数の和:13543

約数の個数: 16

約数和(自身を含む): 35852112

約数和(自身を除く): 14240170

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 13457, 26914, 148027, 296054, 982361, 1964722, 10805971, 21611942]

約数ペア:

[(1, 21611942), (2, 10805971), (11, 1964722), (22, 982361), (73, 296054), (146, 148027), (803, 26914), (1606, 13457)]