212521904

素因数分解:

$2^4\times 7^1\times {\mathrm{1897517}}^1$

素因数の和:1897532

約数の個数: 20

約数和(自身を含む): 470584464

約数和(自身を除く): 258062560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1897517, 3795034, 7590068, 13282619, 15180136, 26565238, 30360272, 53130476, 106260952, 212521904]

約数ペア:

[(1, 212521904), (2, 106260952), (4, 53130476), (7, 30360272), (8, 26565238), (14, 15180136), (16, 13282619), (28, 7590068), (56, 3795034), (112, 1897517)]