21432976

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{6007}}^1$

素因数の和:6238

約数の個数: 20

約数和(自身を含む): 41719552

約数和(自身を除く): 20286576

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 6007, 12014, 24028, 48056, 96112, 1339561, 2679122, 5358244, 10716488, 21432976]

約数ペア:

[(1, 21432976), (2, 10716488), (4, 5358244), (8, 2679122), (16, 1339561), (223, 96112), (446, 48056), (892, 24028), (1784, 12014), (3568, 6007)]