21612488

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{62827}}^1$

素因数の和:62876

約数の個数: 16

約数和(自身を含む): 41466480

約数和(自身を除く): 19853992

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 62827, 125654, 251308, 502616, 2701561, 5403122, 10806244, 21612488]

約数ペア:

[(1, 21612488), (2, 10806244), (4, 5403122), (8, 2701561), (43, 502616), (86, 251308), (172, 125654), (344, 62827)]