21949786

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{1009}}^1$

素因数の和:1233

約数の個数: 16

約数和(自身を含む): 33633000

約数和(自身を除く): 11683214

約数列:

[1, 2, 73, 146, 149, 298, 1009, 2018, 10877, 21754, 73657, 147314, 150341, 300682, 10974893, 21949786]

約数ペア:

[(1, 21949786), (2, 10974893), (73, 300682), (146, 150341), (149, 147314), (298, 73657), (1009, 21754), (2018, 10877)]