42120242

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{211}}^1\times {\mathrm{661}}^1$

素因数の和:1025

約数の個数: 16

約数和(自身を含む): 63996864

約数和(自身を除く): 21876622

約数列:

[1, 2, 151, 211, 302, 422, 661, 1322, 31861, 63722, 99811, 139471, 199622, 278942, 21060121, 42120242]

約数ペア:

[(1, 42120242), (2, 21060121), (151, 278942), (211, 199622), (302, 139471), (422, 99811), (661, 63722), (1322, 31861)]