21000377064

素因数分解:

$2^3\times 3^1\times {\mathrm{875015711}}^1$

素因数の和:875015720

約数の個数: 16

約数和(自身を含む): 52500942720

約数和(自身を除く): 31500565656

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 875015711, 1750031422, 2625047133, 3500062844, 5250094266, 7000125688, 10500188532, 21000377064]

約数ペア:

[(1, 21000377064), (2, 10500188532), (3, 7000125688), (4, 5250094266), (6, 3500062844), (8, 2625047133), (12, 1750031422), (24, 875015711)]