21830889

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{1447}}^1$

素因数の和:1604

約数の個数: 16

約数和(自身を含む): 30025728

約数和(自身を除く): 8194839

約数列:

[1, 3, 47, 107, 141, 321, 1447, 4341, 5029, 15087, 68009, 154829, 204027, 464487, 7276963, 21830889]

約数ペア:

[(1, 21830889), (3, 7276963), (47, 464487), (107, 204027), (141, 154829), (321, 68009), (1447, 15087), (4341, 5029)]