211590970

素因数分解:

$2^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{42403}}^1$

素因数の和:42909

約数の個数: 16

約数和(自身を含む): 381636000

約数和(自身を除く): 170045030

約数列:

[1, 2, 5, 10, 499, 998, 2495, 4990, 42403, 84806, 212015, 424030, 21159097, 42318194, 105795485, 211590970]

約数ペア:

[(1, 211590970), (2, 105795485), (5, 42318194), (10, 21159097), (499, 424030), (998, 212015), (2495, 84806), (4990, 42403)]