21039105

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{23773}}^1$

素因数の和:23840

約数の個数: 16

約数和(自身を含む): 34234560

約数和(自身を除く): 13195455

約数列:

[1, 3, 5, 15, 59, 177, 295, 885, 23773, 71319, 118865, 356595, 1402607, 4207821, 7013035, 21039105]

約数ペア:

[(1, 21039105), (3, 7013035), (5, 4207821), (15, 1402607), (59, 356595), (177, 118865), (295, 71319), (885, 23773)]