21403596

素因数分解:

$2^2\times 3^1\times {\mathrm{997}}^1\times {\mathrm{1789}}^1$

素因数の和:2793

約数の個数: 24

約数和(自身を含む): 50019760

約数和(自身を除く): 28616164

約数列:

[1, 2, 3, 4, 6, 12, 997, 1789, 1994, 2991, 3578, 3988, 5367, 5982, 7156, 10734, 11964, 21468, 1783633, 3567266, 5350899, 7134532, 10701798, 21403596]

約数ペア:

[(1, 21403596), (2, 10701798), (3, 7134532), (4, 5350899), (6, 3567266), (12, 1783633), (997, 21468), (1789, 11964), (1994, 10734), (2991, 7156), (3578, 5982), (3988, 5367)]