22142781

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{17449}}^1$

素因数の和:17505

約数の個数: 16

約数和(自身を含む): 33504000

約数和(自身を除く): 11361219

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 17449, 52347, 157041, 471123, 820103, 2460309, 7380927, 22142781]

約数ペア:

[(1, 22142781), (3, 7380927), (9, 2460309), (27, 820103), (47, 471123), (141, 157041), (423, 52347), (1269, 17449)]