21826394

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{547}}^1$

素因数の和:901

約数の個数: 16

約数和(自身を含む): 33379776

約数和(自身を除く): 11553382

約数列:

[1, 2, 71, 142, 281, 547, 562, 1094, 19951, 38837, 39902, 77674, 153707, 307414, 10913197, 21826394]

約数ペア:

[(1, 21826394), (2, 10913197), (71, 307414), (142, 153707), (281, 77674), (547, 39902), (562, 38837), (1094, 19951)]