20210337

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1753}}^1$

素因数の和:1830

約数の個数: 32

約数和(自身を含む): 34799360

約数和(自身を除く): 14589023

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 427, 549, 1281, 1647, 1753, 3843, 5259, 11529, 12271, 15777, 36813, 47331, 106933, 110439, 320799, 331317, 748531, 962397, 2245593, 2887191, 6736779, 20210337]

約数ペア:

[(1, 20210337), (3, 6736779), (7, 2887191), (9, 2245593), (21, 962397), (27, 748531), (61, 331317), (63, 320799), (183, 110439), (189, 106933), (427, 47331), (549, 36813), (1281, 15777), (1647, 12271), (1753, 11529), (3843, 5259)]