21001443

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{5641}}^1$

素因数の和:5734

約数の個数: 16

約数和(自身を含む): 30060576

約数和(自身を除く): 9059133

約数列:

[1, 3, 17, 51, 73, 219, 1241, 3723, 5641, 16923, 95897, 287691, 411793, 1235379, 7000481, 21001443]

約数ペア:

[(1, 21001443), (3, 7000481), (17, 1235379), (51, 411793), (73, 287691), (219, 95897), (1241, 16923), (3723, 5641)]