20604213

素因数分解:

$3^5\times 7^1\times {\mathrm{12113}}^1$

素因数の和:12135

約数の個数: 24

約数和(自身を含む): 35275968

約数和(自身を除く): 14671755

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 12113, 36339, 84791, 109017, 254373, 327051, 763119, 981153, 2289357, 2943459, 6868071, 20604213]

約数ペア:

[(1, 20604213), (3, 6868071), (7, 2943459), (9, 2289357), (21, 981153), (27, 763119), (63, 327051), (81, 254373), (189, 109017), (243, 84791), (567, 36339), (1701, 12113)]