2721189121

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{1229}}^1\times {\mathrm{4721}}^1$

素因数の和:6024

約数の個数: 16

約数和(自身を含む): 3159584640

約数和(自身を除く): 438395519

約数列:

[1, 7, 67, 469, 1229, 4721, 8603, 33047, 82343, 316307, 576401, 2214149, 5802109, 40614763, 388741303, 2721189121]

約数ペア:

[(1, 2721189121), (7, 388741303), (67, 40614763), (469, 5802109), (1229, 2214149), (4721, 576401), (8603, 316307), (33047, 82343)]