2158717.00000000

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1481}}^1$

素因数の和:1528

約数の個数: 64

約数和(自身を含む): 51217920

約数和(自身を除く): 30235112

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 77, 88, 92, 154, 161, 184, 253, 308, 322, 506, 616, 644, 1012, 1288, 1481, 1771, 2024, 2962, 3542, 5924, 7084, 10367, 11848, 14168, 16291, 20734, 32582, 34063, 41468, 65164, 68126, 82936, 114037, 130328, 136252, 228074, 238441, 272504, 374693, 456148, 476882, 749386, 912296, 953764, 1498772, 1907528, 2622851, 2997544, 5245702, 10491404, 20982808]

約数ペア:

[(1, 20982808), (2, 10491404), (4, 5245702), (7, 2997544), (8, 2622851), (11, 1907528), (14, 1498772), (22, 953764), (23, 912296), (28, 749386), (44, 476882), (46, 456148), (56, 374693), (77, 272504), (88, 238441), (92, 228074), (154, 136252), (161, 130328), (184, 114037), (253, 82936), (308, 68126), (322, 65164), (506, 41468), (616, 34063), (644, 32582), (1012, 20734), (1288, 16291), (1481, 14168), (1771, 11848), (2024, 10367), (2962, 7084), (3542, 5924)]