210591062

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{870211}}^1$

素因数の和:870235

約数の個数: 12

約数和(自身を含む): 347214588

約数和(自身を除く): 136623526

約数列:

[1, 2, 11, 22, 121, 242, 870211, 1740422, 9572321, 19144642, 105295531, 210591062]

約数ペア:

[(1, 210591062), (2, 105295531), (11, 19144642), (22, 9572321), (121, 1740422), (242, 870211)]