21159824

素因数分解:

$2^4\times 7^1\times {\mathrm{188927}}^1$

素因数の和:188942

約数の個数: 20

約数和(自身を含む): 46854144

約数和(自身を除く): 25694320

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 188927, 377854, 755708, 1322489, 1511416, 2644978, 3022832, 5289956, 10579912, 21159824]

約数ペア:

[(1, 21159824), (2, 10579912), (4, 5289956), (7, 3022832), (8, 2644978), (14, 1511416), (16, 1322489), (28, 755708), (56, 377854), (112, 188927)]