21167466467

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2155327}}^1$

素因数の和:2155418

約数の個数: 16

約数和(自身を含む): 25657024512

約数和(自身を除く): 4489558045

約数列:

[1, 7, 23, 61, 161, 427, 1403, 9821, 2155327, 15087289, 49572521, 131474947, 347007647, 920324629, 3023923781, 21167466467]

約数ペア:

[(1, 21167466467), (7, 3023923781), (23, 920324629), (61, 347007647), (161, 131474947), (427, 49572521), (1403, 15087289), (9821, 2155327)]