2106081

素因数分解:

$3^9\times {\mathrm{107}}^1$

素因数の和:134

約数の個数: 20

約数和(自身を含む): 3188592

約数和(自身を除く): 1082511

約数列:

[1, 3, 9, 27, 81, 107, 243, 321, 729, 963, 2187, 2889, 6561, 8667, 19683, 26001, 78003, 234009, 702027, 2106081]

約数ペア:

[(1, 2106081), (3, 702027), (9, 234009), (27, 78003), (81, 26001), (107, 19683), (243, 8667), (321, 6561), (729, 2889), (963, 2187)]