21136808

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{34313}}^1$

素因数の和:34337

約数の個数: 32

約数和(自身を含む): 49412160

約数和(自身を除く): 28275352

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 34313, 68626, 137252, 240191, 274504, 377443, 480382, 754886, 960764, 1509772, 1921528, 2642101, 3019544, 5284202, 10568404, 21136808]

約数ペア:

[(1, 21136808), (2, 10568404), (4, 5284202), (7, 3019544), (8, 2642101), (11, 1921528), (14, 1509772), (22, 960764), (28, 754886), (44, 480382), (56, 377443), (77, 274504), (88, 240191), (154, 137252), (308, 68626), (616, 34313)]