21144088

素因数分解:

$2^3\times 7^2\times {\mathrm{53939}}^1$

素因数の和:53959

約数の個数: 24

約数和(自身を含む): 46118700

約数和(自身を除く): 24974612

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 53939, 107878, 215756, 377573, 431512, 755146, 1510292, 2643011, 3020584, 5286022, 10572044, 21144088]

約数ペア:

[(1, 21144088), (2, 10572044), (4, 5286022), (7, 3020584), (8, 2643011), (14, 1510292), (28, 755146), (49, 431512), (56, 377573), (98, 215756), (196, 107878), (392, 53939)]