210637526

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{870403}}^1$

素因数の和:870427

約数の個数: 12

約数和(自身を含む): 347291196

約数和(自身を除く): 136653670

約数列:

[1, 2, 11, 22, 121, 242, 870403, 1740806, 9574433, 19148866, 105318763, 210637526]

約数ペア:

[(1, 210637526), (2, 105318763), (11, 19148866), (22, 9574433), (121, 1740806), (242, 870403)]