21507808

素因数分解:

$2^5\times 7^1\times {\mathrm{96017}}^1$

素因数の和:96034

約数の個数: 24

約数和(自身を含む): 48393072

約数和(自身を除く): 26885264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 96017, 192034, 384068, 672119, 768136, 1344238, 1536272, 2688476, 3072544, 5376952, 10753904, 21507808]

約数ペア:

[(1, 21507808), (2, 10753904), (4, 5376952), (7, 3072544), (8, 2688476), (14, 1536272), (16, 1344238), (28, 768136), (32, 672119), (56, 384068), (112, 192034), (224, 96017)]