21347062

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{88211}}^1$

素因数の和:88235

約数の個数: 12

約数和(自身を含む): 35196588

約数和(自身を除く): 13849526

約数列:

[1, 2, 11, 22, 121, 242, 88211, 176422, 970321, 1940642, 10673531, 21347062]

約数ペア:

[(1, 21347062), (2, 10673531), (11, 1940642), (22, 970321), (121, 176422), (242, 88211)]