20884941

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{30137}}^1$

素因数の和:30161

約数の個数: 24

約数和(自身を含む): 37612224

約数和(自身を除く): 16727283

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 30137, 90411, 210959, 271233, 331507, 632877, 994521, 1898631, 2320549, 2983563, 6961647, 20884941]

約数ペア:

[(1, 20884941), (3, 6961647), (7, 2983563), (9, 2320549), (11, 1898631), (21, 994521), (33, 632877), (63, 331507), (77, 271233), (99, 210959), (231, 90411), (693, 30137)]