21785085

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{23053}}^1$

素因数の和:23074

約数の個数: 32

約数和(自身を含む): 44263680

約数和(自身を除く): 22478595

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 23053, 69159, 115265, 161371, 207477, 345795, 484113, 622431, 806855, 1037385, 1452339, 2420565, 3112155, 4357017, 7261695, 21785085]

約数ペア:

[(1, 21785085), (3, 7261695), (5, 4357017), (7, 3112155), (9, 2420565), (15, 1452339), (21, 1037385), (27, 806855), (35, 622431), (45, 484113), (63, 345795), (105, 207477), (135, 161371), (189, 115265), (315, 69159), (945, 23053)]