20739411

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29927}}^1$

素因数の和:29951

約数の個数: 24

約数和(自身を含む): 37350144

約数和(自身を除く): 16610733

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 29927, 89781, 209489, 269343, 329197, 628467, 987591, 1885401, 2304379, 2962773, 6913137, 20739411]

約数ペア:

[(1, 20739411), (3, 6913137), (7, 2962773), (9, 2304379), (11, 1885401), (21, 987591), (33, 628467), (63, 329197), (77, 269343), (99, 209489), (231, 89781), (693, 29927)]