21738921287

素因数分解:

${\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{2131}}^1\times {\mathrm{4021}}^1$

素因数の和:6254

約数の個数: 16

約数和(自身を含む): 22637746560

約数和(自身を除く): 898825273

約数列:

[1, 43, 59, 2131, 2537, 4021, 91633, 125729, 172903, 237239, 5406347, 8568751, 10201277, 368456293, 505556309, 21738921287]

約数ペア:

[(1, 21738921287), (43, 505556309), (59, 368456293), (2131, 10201277), (2537, 8568751), (4021, 5406347), (91633, 237239), (125729, 172903)]