21154492799

素因数分解:

${\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{1061}}^1\times {\mathrm{4019}}^1$

素因数の和:5143

約数の個数: 24

約数和(自身を含む): 23847974640

約数和(自身を除く): 2693481841

約数列:

[1, 11, 41, 121, 451, 1061, 4019, 4961, 11671, 43501, 44209, 128381, 164779, 478511, 486299, 1812569, 4264159, 5263621, 19938259, 46905749, 174830519, 515963239, 1923135709, 21154492799]

約数ペア:

[(1, 21154492799), (11, 1923135709), (41, 515963239), (121, 174830519), (451, 46905749), (1061, 19938259), (4019, 5263621), (4961, 4264159), (11671, 1812569), (43501, 486299), (44209, 478511), (128381, 164779)]