21662134

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1979}}^1$

素因数の和:2415

約数の個数: 16

約数和(自身を含む): 35093520

約数和(自身を除く): 13431386

約数列:

[1, 2, 13, 26, 421, 842, 1979, 3958, 5473, 10946, 25727, 51454, 833159, 1666318, 10831067, 21662134]

約数ペア:

[(1, 21662134), (2, 10831067), (13, 1666318), (26, 833159), (421, 51454), (842, 25727), (1979, 10946), (3958, 5473)]