21092493

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1\times {\mathrm{673}}^1$

素因数の和:1044

約数の個数: 16

約数和(自身を含む): 29159936

約数和(自身を除く): 8067443

約数列:

[1, 3, 31, 93, 337, 673, 1011, 2019, 10447, 20863, 31341, 62589, 226801, 680403, 7030831, 21092493]

約数ペア:

[(1, 21092493), (3, 7030831), (31, 680403), (93, 226801), (337, 62589), (673, 31341), (1011, 20863), (2019, 10447)]