21031166

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{12073}}^1$

素因数の和:12155

約数の個数: 16

約数和(自身を含む): 34483344

約数和(自身を除く): 13452178

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 12073, 24146, 156949, 313898, 808891, 1617782, 10515583, 21031166]

約数ペア:

[(1, 21031166), (2, 10515583), (13, 1617782), (26, 808891), (67, 313898), (134, 156949), (871, 24146), (1742, 12073)]