21297122

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3373}}^1$

素因数の和:3434

約数の個数: 32

約数和(自身を含む): 40811904

約数和(自身を除く): 19514782

約数列:

[1, 2, 7, 11, 14, 22, 41, 77, 82, 154, 287, 451, 574, 902, 3157, 3373, 6314, 6746, 23611, 37103, 47222, 74206, 138293, 259721, 276586, 519442, 968051, 1521223, 1936102, 3042446, 10648561, 21297122]

約数ペア:

[(1, 21297122), (2, 10648561), (7, 3042446), (11, 1936102), (14, 1521223), (22, 968051), (41, 519442), (77, 276586), (82, 259721), (154, 138293), (287, 74206), (451, 47222), (574, 37103), (902, 23611), (3157, 6746), (3373, 6314)]