21049504

素因数分解:

$2^5\times 7^1\times {\mathrm{93971}}^1$

素因数の和:93988

約数の個数: 24

約数和(自身を含む): 47361888

約数和(自身を除く): 26312384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 93971, 187942, 375884, 657797, 751768, 1315594, 1503536, 2631188, 3007072, 5262376, 10524752, 21049504]

約数ペア:

[(1, 21049504), (2, 10524752), (4, 5262376), (7, 3007072), (8, 2631188), (14, 1503536), (16, 1315594), (28, 751768), (32, 657797), (56, 375884), (112, 187942), (224, 93971)]