21348404

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{69313}}^1$

素因数の和:69335

約数の個数: 24

約数和(自身を含む): 46579008

約数和(自身を除く): 25230604

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 69313, 138626, 277252, 485191, 762443, 970382, 1524886, 1940764, 3049772, 5337101, 10674202, 21348404]

約数ペア:

[(1, 21348404), (2, 10674202), (4, 5337101), (7, 3049772), (11, 1940764), (14, 1524886), (22, 970382), (28, 762443), (44, 485191), (77, 277252), (154, 138626), (308, 69313)]