21760376

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2311}}^1$

素因数の和:2435

約数の個数: 32

約数和(自身を含む): 44945280

約数和(自身を除く): 23184904

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 107, 214, 428, 856, 1177, 2311, 2354, 4622, 4708, 9244, 9416, 18488, 25421, 50842, 101684, 203368, 247277, 494554, 989108, 1978216, 2720047, 5440094, 10880188, 21760376]

約数ペア:

[(1, 21760376), (2, 10880188), (4, 5440094), (8, 2720047), (11, 1978216), (22, 989108), (44, 494554), (88, 247277), (107, 203368), (214, 101684), (428, 50842), (856, 25421), (1177, 18488), (2311, 9416), (2354, 9244), (4622, 4708)]