21081678

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{9733}}^1$

素因数の和:9776

約数の個数: 24

約数和(自身を含む): 44503848

約数和(自身を除く): 23422170

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 361, 722, 1083, 2166, 9733, 19466, 29199, 58398, 184927, 369854, 554781, 1109562, 3513613, 7027226, 10540839, 21081678]

約数ペア:

[(1, 21081678), (2, 10540839), (3, 7027226), (6, 3513613), (19, 1109562), (38, 554781), (57, 369854), (114, 184927), (361, 58398), (722, 29199), (1083, 19466), (2166, 9733)]