21480536

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{34871}}^1$

素因数の和:34895

約数の個数: 32

約数和(自身を含む): 50215680

約数和(自身を除く): 28735144

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 34871, 69742, 139484, 244097, 278968, 383581, 488194, 767162, 976388, 1534324, 1952776, 2685067, 3068648, 5370134, 10740268, 21480536]

約数ペア:

[(1, 21480536), (2, 10740268), (4, 5370134), (7, 3068648), (8, 2685067), (11, 1952776), (14, 1534324), (22, 976388), (28, 767162), (44, 488194), (56, 383581), (77, 278968), (88, 244097), (154, 139484), (308, 69742), (616, 34871)]