21058444799

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{241}}^1\times {\mathrm{919}}^1$

素因数の和:1248

約数の個数: 48

約数和(自身を含む): 26246584320

約数和(自身を除く): 5188139521

約数列:

[1, 7, 17, 47, 119, 241, 289, 329, 799, 919, 1687, 2023, 4097, 5593, 6433, 11327, 13583, 15623, 28679, 43193, 69649, 79289, 95081, 109361, 192559, 221479, 265591, 302351, 487543, 734281, 1347913, 1550353, 1859137, 3273503, 3765143, 5139967, 10409513, 12482777, 22914521, 26356001, 64007431, 72866591, 87379439, 176961721, 448052017, 1238732047, 3008349257, 21058444799]

約数ペア:

[(1, 21058444799), (7, 3008349257), (17, 1238732047), (47, 448052017), (119, 176961721), (241, 87379439), (289, 72866591), (329, 64007431), (799, 26356001), (919, 22914521), (1687, 12482777), (2023, 10409513), (4097, 5139967), (5593, 3765143), (6433, 3273503), (11327, 1859137), (13583, 1550353), (15623, 1347913), (28679, 734281), (43193, 487543), (69649, 302351), (79289, 265591), (95081, 221479), (109361, 192559)]