21984176

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{5749}}^1$

素因数の和:5996

約数の個数: 20

約数和(自身を含む): 42780000

約数和(自身を除く): 20795824

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 5749, 11498, 22996, 45992, 91984, 1374011, 2748022, 5496044, 10992088, 21984176]

約数ペア:

[(1, 21984176), (2, 10992088), (4, 5496044), (8, 2748022), (16, 1374011), (239, 91984), (478, 45992), (956, 22996), (1912, 11498), (3824, 5749)]