21609176

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{5479}}^1$

素因数の和:5531

約数の個数: 32

約数和(自身を含む): 44388000

約数和(自身を除く): 22778824

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 116, 136, 232, 493, 986, 1972, 3944, 5479, 10958, 21916, 43832, 93143, 158891, 186286, 317782, 372572, 635564, 745144, 1271128, 2701147, 5402294, 10804588, 21609176]

約数ペア:

[(1, 21609176), (2, 10804588), (4, 5402294), (8, 2701147), (17, 1271128), (29, 745144), (34, 635564), (58, 372572), (68, 317782), (116, 186286), (136, 158891), (232, 93143), (493, 43832), (986, 21916), (1972, 10958), (3944, 5479)]