21983608

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{144629}}^1$

素因数の和:144654

約数の個数: 16

約数和(自身を含む): 43389000

約数和(自身を除く): 21405392

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 144629, 289258, 578516, 1157032, 2747951, 5495902, 10991804, 21983608]

約数ペア:

[(1, 21983608), (2, 10991804), (4, 5495902), (8, 2747951), (19, 1157032), (38, 578516), (76, 289258), (152, 144629)]