21000377092

素因数分解:

$2^2\times {\mathrm{193}}^1\times {\mathrm{27202561}}^1$

素因数の和:27202758

約数の個数: 12

約数和(自身を含む): 36941079196

約数和(自身を除く): 15940702104

約数列:

[1, 2, 4, 193, 386, 772, 27202561, 54405122, 108810244, 5250094273, 10500188546, 21000377092]

約数ペア:

[(1, 21000377092), (2, 10500188546), (4, 5250094273), (193, 108810244), (386, 54405122), (772, 27202561)]