12821648

素因数分解:

$2^4\times 7^1\times {\mathrm{114479}}^1$

素因数の和:114494

約数の個数: 20

約数和(自身を含む): 28391040

約数和(自身を除く): 15569392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 114479, 228958, 457916, 801353, 915832, 1602706, 1831664, 3205412, 6410824, 12821648]

約数ペア:

[(1, 12821648), (2, 6410824), (4, 3205412), (7, 1831664), (8, 1602706), (14, 915832), (16, 801353), (28, 457916), (56, 228958), (112, 114479)]