21666506879

素因数分解:

${\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1993}}^1\times {\mathrm{6833}}^1$

素因数の和:8906

約数の個数: 16

約数和(自身を含む): 22784337312

約数和(自身を除く): 1117830433

約数列:

[1, 37, 43, 1591, 1993, 6833, 73741, 85699, 252821, 293819, 3170863, 10871303, 13618169, 503872253, 585581267, 21666506879]

約数ペア:

[(1, 21666506879), (37, 585581267), (43, 503872253), (1591, 13618169), (1993, 10871303), (6833, 3170863), (73741, 293819), (85699, 252821)]