21006184

素因数分解:

$2^3\times {\mathrm{311}}^1\times {\mathrm{8443}}^1$

素因数の和:8760

約数の個数: 16

約数和(自身を含む): 39517920

約数和(自身を除く): 18511736

約数列:

[1, 2, 4, 8, 311, 622, 1244, 2488, 8443, 16886, 33772, 67544, 2625773, 5251546, 10503092, 21006184]

約数ペア:

[(1, 21006184), (2, 10503092), (4, 5251546), (8, 2625773), (311, 67544), (622, 33772), (1244, 16886), (2488, 8443)]