213217788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2538307}}^1$

素因数の和:2538321

約数の個数: 24

約数和(自身を含む): 568580992

約数和(自身を除く): 355363204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2538307, 5076614, 7614921, 10153228, 15229842, 17768149, 30459684, 35536298, 53304447, 71072596, 106608894, 213217788]

約数ペア:

[(1, 213217788), (2, 106608894), (3, 71072596), (4, 53304447), (6, 35536298), (7, 30459684), (12, 17768149), (14, 15229842), (21, 10153228), (28, 7614921), (42, 5076614), (84, 2538307)]