21311444

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{69193}}^1$

素因数の和:69215

約数の個数: 24

約数和(自身を含む): 46498368

約数和(自身を除く): 25186924

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 69193, 138386, 276772, 484351, 761123, 968702, 1522246, 1937404, 3044492, 5327861, 10655722, 21311444]

約数ペア:

[(1, 21311444), (2, 10655722), (4, 5327861), (7, 3044492), (11, 1937404), (14, 1522246), (22, 968702), (28, 761123), (44, 484351), (77, 276772), (154, 138386), (308, 69193)]