21299714128

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17288729}}^1$

素因数の和:17288755

約数の個数: 40

約数和(自身を含む): 51451260480

約数和(自身を除く): 30151546352

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 17288729, 34577458, 69154916, 121021103, 138309832, 190176019, 242042206, 276619664, 380352038, 484084412, 760704076, 968168824, 1331232133, 1521408152, 1936337648, 2662464266, 3042816304, 5324928532, 10649857064, 21299714128]

約数ペア:

[(1, 21299714128), (2, 10649857064), (4, 5324928532), (7, 3042816304), (8, 2662464266), (11, 1936337648), (14, 1521408152), (16, 1331232133), (22, 968168824), (28, 760704076), (44, 484084412), (56, 380352038), (77, 276619664), (88, 242042206), (112, 190176019), (154, 138309832), (176, 121021103), (308, 69154916), (616, 34577458), (1232, 17288729)]