21762638

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{2129}}^1$

素因数の和:2419

約数の個数: 16

約数和(自身を含む): 34506000

約数和(自身を除く): 12743362

約数列:

[1, 2, 19, 38, 269, 538, 2129, 4258, 5111, 10222, 40451, 80902, 572701, 1145402, 10881319, 21762638]

約数ペア:

[(1, 21762638), (2, 10881319), (19, 1145402), (38, 572701), (269, 80902), (538, 40451), (2129, 10222), (4258, 5111)]