21794814

素因数分解:

$2^1\times 3^2\times {\mathrm{811}}^1\times {\mathrm{1493}}^1$

素因数の和:2312

約数の個数: 24

約数和(自身を含む): 47311992

約数和(自身を除く): 25517178

約数列:

[1, 2, 3, 6, 9, 18, 811, 1493, 1622, 2433, 2986, 4479, 4866, 7299, 8958, 13437, 14598, 26874, 1210823, 2421646, 3632469, 7264938, 10897407, 21794814]

約数ペア:

[(1, 21794814), (2, 10897407), (3, 7264938), (6, 3632469), (9, 2421646), (18, 1210823), (811, 26874), (1493, 14598), (1622, 13437), (2433, 8958), (2986, 7299), (4479, 4866)]