21327616

素因数分解:

$2^8\times {\mathrm{83311}}^1$

素因数の和:83327

約数の個数: 18

約数和(自身を含む): 42572432

約数和(自身を除く): 21244816

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 83311, 166622, 333244, 666488, 1332976, 2665952, 5331904, 10663808, 21327616]

約数ペア:

[(1, 21327616), (2, 10663808), (4, 5331904), (8, 2665952), (16, 1332976), (32, 666488), (64, 333244), (128, 166622), (256, 83311)]