20841633

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1699}}^1$

素因数の和:1781

約数の個数: 24

約数和(自身を含む): 31824000

約数和(自身を除く): 10982367

約数列:

[1, 3, 9, 29, 47, 87, 141, 261, 423, 1363, 1699, 4089, 5097, 12267, 15291, 49271, 79853, 147813, 239559, 443439, 718677, 2315737, 6947211, 20841633]

約数ペア:

[(1, 20841633), (3, 6947211), (9, 2315737), (29, 718677), (47, 443439), (87, 239559), (141, 147813), (261, 79853), (423, 49271), (1363, 15291), (1699, 12267), (4089, 5097)]