21969094

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{68227}}^1$

素因数の和:68259

約数の個数: 16

約数和(自身を含む): 39299328

約数和(自身を除く): 17330234

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 68227, 136454, 477589, 955178, 1569221, 3138442, 10984547, 21969094]

約数ペア:

[(1, 21969094), (2, 10984547), (7, 3138442), (14, 1569221), (23, 955178), (46, 477589), (161, 136454), (322, 68227)]