2100081795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{20000779}}^1$

素因数の和:20000794

約数の個数: 16

約数和(自身を含む): 3840149760

約数和(自身を除く): 1740067965

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 20000779, 60002337, 100003895, 140005453, 300011685, 420016359, 700027265, 2100081795]

約数ペア:

[(1, 2100081795), (3, 700027265), (5, 420016359), (7, 300011685), (15, 140005453), (21, 100003895), (35, 60002337), (105, 20000779)]