21072326

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{13121}}^1$

素因数の和:13207

約数の個数: 16

約数和(自身を含む): 34957008

約数和(自身を除く): 13884682

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 13121, 26242, 144331, 288662, 957833, 1915666, 10536163, 21072326]

約数ペア:

[(1, 21072326), (2, 10536163), (11, 1915666), (22, 957833), (73, 288662), (146, 144331), (803, 26242), (1606, 13121)]