21953866

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{8831}}^1$

素因数の和:8957

約数の個数: 16

約数和(自身を含む): 36246528

約数和(自身を除く): 14292662

約数列:

[1, 2, 11, 22, 113, 226, 1243, 2486, 8831, 17662, 97141, 194282, 997903, 1995806, 10976933, 21953866]

約数ペア:

[(1, 21953866), (2, 10976933), (11, 1995806), (22, 997903), (113, 194282), (226, 97141), (1243, 17662), (2486, 8831)]