71236976

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{21101}}^1$

素因数の和:21320

約数の個数: 20

約数和(自身を含む): 138682344

約数和(自身を除く): 67445368

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 21101, 42202, 84404, 168808, 337616, 4452311, 8904622, 17809244, 35618488, 71236976]

約数ペア:

[(1, 71236976), (2, 35618488), (4, 17809244), (8, 8904622), (16, 4452311), (211, 337616), (422, 168808), (844, 84404), (1688, 42202), (3376, 21101)]