28221396

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1759}}^1$

素因数の和:1964

約数の個数: 48

約数和(自身を含む): 75694080

約数和(自身を除く): 47472684

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 191, 382, 573, 764, 1146, 1337, 1759, 2292, 2674, 3518, 4011, 5277, 5348, 7036, 8022, 10554, 12313, 16044, 21108, 24626, 36939, 49252, 73878, 147756, 335969, 671938, 1007907, 1343876, 2015814, 2351783, 4031628, 4703566, 7055349, 9407132, 14110698, 28221396]

約数ペア:

[(1, 28221396), (2, 14110698), (3, 9407132), (4, 7055349), (6, 4703566), (7, 4031628), (12, 2351783), (14, 2015814), (21, 1343876), (28, 1007907), (42, 671938), (84, 335969), (191, 147756), (382, 73878), (573, 49252), (764, 36939), (1146, 24626), (1337, 21108), (1759, 16044), (2292, 12313), (2674, 10554), (3518, 8022), (4011, 7036), (5277, 5348)]