21806442

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{57689}}^1$

素因数の和:57707

約数の個数: 32

約数和(自身を含む): 55382400

約数和(自身を除く): 33575958

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 57689, 115378, 173067, 346134, 403823, 519201, 807646, 1038402, 1211469, 1557603, 2422938, 3115206, 3634407, 7268814, 10903221, 21806442]

約数ペア:

[(1, 21806442), (2, 10903221), (3, 7268814), (6, 3634407), (7, 3115206), (9, 2422938), (14, 1557603), (18, 1211469), (21, 1038402), (27, 807646), (42, 519201), (54, 403823), (63, 346134), (126, 173067), (189, 115378), (378, 57689)]