21701776

素因数分解:

$2^4\times {\mathrm{859}}^1\times {\mathrm{1579}}^1$

素因数の和:2446

約数の個数: 20

約数和(自身を含む): 42122800

約数和(自身を除く): 20421024

約数列:

[1, 2, 4, 8, 16, 859, 1579, 1718, 3158, 3436, 6316, 6872, 12632, 13744, 25264, 1356361, 2712722, 5425444, 10850888, 21701776]

約数ペア:

[(1, 21701776), (2, 10850888), (4, 5425444), (8, 2712722), (16, 1356361), (859, 25264), (1579, 13744), (1718, 12632), (3158, 6872), (3436, 6316)]