21056027763

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{457}}^1\times {\mathrm{3187}}^1$

素因数の和:3787

約数の個数: 32

約数和(自身を含む): 28968463360

約数和(自身を除く): 7912435597

約数列:

[1, 3, 61, 79, 183, 237, 457, 1371, 3187, 4819, 9561, 14457, 27877, 36103, 83631, 108309, 194407, 251773, 583221, 755319, 1456459, 2202283, 4369377, 6606849, 15358153, 46074459, 88843999, 115060261, 266531997, 345180783, 7018675921, 21056027763]

約数ペア:

[(1, 21056027763), (3, 7018675921), (61, 345180783), (79, 266531997), (183, 115060261), (237, 88843999), (457, 46074459), (1371, 15358153), (3187, 6606849), (4819, 4369377), (9561, 2202283), (14457, 1456459), (27877, 755319), (36103, 583221), (83631, 251773), (108309, 194407)]