21654001215

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2083117}}^1$

素因数の和:2083149

約数の個数: 64

約数和(自身を含む): 47995038720

約数和(自身を除く): 26341037505

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 99, 105, 135, 165, 189, 231, 297, 315, 385, 495, 693, 945, 1155, 1485, 2079, 3465, 10395, 2083117, 6249351, 10415585, 14581819, 18748053, 22914287, 31246755, 43745457, 56244159, 68742861, 72909095, 93740265, 114571435, 131236371, 160400009, 206228583, 218727285, 281220795, 343714305, 393709113, 481200027, 618685749, 656181855, 802000045, 1031142915, 1443600081, 1968545565, 2406000135, 3093428745, 4330800243, 7218000405, 21654001215]

約数ペア:

[(1, 21654001215), (3, 7218000405), (5, 4330800243), (7, 3093428745), (9, 2406000135), (11, 1968545565), (15, 1443600081), (21, 1031142915), (27, 802000045), (33, 656181855), (35, 618685749), (45, 481200027), (55, 393709113), (63, 343714305), (77, 281220795), (99, 218727285), (105, 206228583), (135, 160400009), (165, 131236371), (189, 114571435), (231, 93740265), (297, 72909095), (315, 68742861), (385, 56244159), (495, 43745457), (693, 31246755), (945, 22914287), (1155, 18748053), (1485, 14581819), (2079, 10415585), (3465, 6249351), (10395, 2083117)]