21186063

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{457}}^1$

素因数の和:584

約数の個数: 32

約数和(自身を含む): 33635520

約数和(自身を除く): 12449457

約数列:

[1, 3, 9, 17, 27, 51, 101, 153, 303, 457, 459, 909, 1371, 1717, 2727, 4113, 5151, 7769, 12339, 15453, 23307, 46157, 46359, 69921, 138471, 209763, 415413, 784669, 1246239, 2354007, 7062021, 21186063]

約数ペア:

[(1, 21186063), (3, 7062021), (9, 2354007), (17, 1246239), (27, 784669), (51, 415413), (101, 209763), (153, 138471), (303, 69921), (457, 46359), (459, 46157), (909, 23307), (1371, 15453), (1717, 12339), (2727, 7769), (4113, 5151)]