21105056

素因数分解:

$2^5\times 7^1\times {\mathrm{94219}}^1$

素因数の和:94236

約数の個数: 24

約数和(自身を含む): 47486880

約数和(自身を除く): 26381824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 94219, 188438, 376876, 659533, 753752, 1319066, 1507504, 2638132, 3015008, 5276264, 10552528, 21105056]

約数ペア:

[(1, 21105056), (2, 10552528), (4, 5276264), (7, 3015008), (8, 2638132), (14, 1507504), (16, 1319066), (28, 753752), (32, 659533), (56, 376876), (112, 188438), (224, 94219)]