21056554519

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21035519}}^1$

素因数の和:21035550

約数の個数: 16

約数和(自身を含む): 28271738880

約数和(自身を除く): 7215184361

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 21035519, 147248633, 231390709, 273461747, 1619734963, 1914232229, 3008079217, 21056554519]

約数ペア:

[(1, 21056554519), (7, 3008079217), (11, 1914232229), (13, 1619734963), (77, 273461747), (91, 231390709), (143, 147248633), (1001, 21035519)]