2164921

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:276

約数の個数: 16

約数和(自身を含む): 2534400

約数和(自身を除く): 369479

約数列:

[1, 11, 23, 43, 199, 253, 473, 989, 2189, 4577, 8557, 10879, 50347, 94127, 196811, 2164921]

約数ペア:

[(1, 2164921), (11, 196811), (23, 94127), (43, 50347), (199, 10879), (253, 8557), (473, 4577), (989, 2189)]