21339808

素因数分解:

$2^5\times 7^1\times {\mathrm{95267}}^1$

素因数の和:95284

約数の個数: 24

約数和(自身を含む): 48015072

約数和(自身を除く): 26675264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 95267, 190534, 381068, 666869, 762136, 1333738, 1524272, 2667476, 3048544, 5334952, 10669904, 21339808]

約数ペア:

[(1, 21339808), (2, 10669904), (4, 5334952), (7, 3048544), (8, 2667476), (14, 1524272), (16, 1333738), (28, 762136), (32, 666869), (56, 381068), (112, 190534), (224, 95267)]