21646788

素因数分解:

$2^2\times 3^1\times {\mathrm{739}}^1\times {\mathrm{2441}}^1$

素因数の和:3187

約数の個数: 24

約数和(自身を含む): 50598240

約数和(自身を除く): 28951452

約数列:

[1, 2, 3, 4, 6, 12, 739, 1478, 2217, 2441, 2956, 4434, 4882, 7323, 8868, 9764, 14646, 29292, 1803899, 3607798, 5411697, 7215596, 10823394, 21646788]

約数ペア:

[(1, 21646788), (2, 10823394), (3, 7215596), (4, 5411697), (6, 3607798), (12, 1803899), (739, 29292), (1478, 14646), (2217, 9764), (2441, 8868), (2956, 7323), (4434, 4882)]