21964586

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{68213}}^1$

素因数の和:68245

約数の個数: 16

約数和(自身を含む): 39291264

約数和(自身を除く): 17326678

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 68213, 136426, 477491, 954982, 1568899, 3137798, 10982293, 21964586]

約数ペア:

[(1, 21964586), (2, 10982293), (7, 3137798), (14, 1568899), (23, 954982), (46, 477491), (161, 136426), (322, 68213)]