21619433

素因数分解:

${\mathrm{11}}^3\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:509

約数の個数: 16

約数和(自身を含む): 24478080

約数和(自身を除く): 2858647

約数列:

[1, 11, 37, 121, 407, 439, 1331, 4477, 4829, 16243, 49247, 53119, 178673, 584309, 1965403, 21619433]

約数ペア:

[(1, 21619433), (11, 1965403), (37, 584309), (121, 178673), (407, 53119), (439, 49247), (1331, 16243), (4477, 4829)]