21296752

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{42937}}^1$

素因数の和:42976

約数の個数: 20

約数和(自身を含む): 42594496

約数和(自身を除く): 21297744

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 42937, 85874, 171748, 343496, 686992, 1331047, 2662094, 5324188, 10648376, 21296752]

約数ペア:

[(1, 21296752), (2, 10648376), (4, 5324188), (8, 2662094), (16, 1331047), (31, 686992), (62, 343496), (124, 171748), (248, 85874), (496, 42937)]