22257909

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{2521}}^1$

素因数の和:2642

約数の個数: 20

約数和(自身を含む): 33567820

約数和(自身を除く): 11309911

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2521, 2943, 7563, 8829, 22689, 68067, 204201, 274789, 824367, 2473101, 7419303, 22257909]

約数ペア:

[(1, 22257909), (3, 7419303), (9, 2473101), (27, 824367), (81, 274789), (109, 204201), (327, 68067), (981, 22689), (2521, 8829), (2943, 7563)]