21794838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{279421}}^1$

素因数の和:279439

約数の個数: 16

約数和(自身を含む): 46942896

約数和(自身を除く): 25148058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 279421, 558842, 838263, 1676526, 3632473, 7264946, 10897419, 21794838]

約数ペア:

[(1, 21794838), (2, 10897419), (3, 7264946), (6, 3632473), (13, 1676526), (26, 838263), (39, 558842), (78, 279421)]