21155747424

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31481767}}^1$

素因数の和:31481787

約数の個数: 48

約数和(自身を含む): 63467244288

約数和(自身を除く): 42311496864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 31481767, 62963534, 94445301, 125927068, 188890602, 220372369, 251854136, 377781204, 440744738, 503708272, 661117107, 755562408, 881489476, 1007416544, 1322234214, 1511124816, 1762978952, 2644468428, 3022249632, 3525957904, 5288936856, 7051915808, 10577873712, 21155747424]

約数ペア:

[(1, 21155747424), (2, 10577873712), (3, 7051915808), (4, 5288936856), (6, 3525957904), (7, 3022249632), (8, 2644468428), (12, 1762978952), (14, 1511124816), (16, 1322234214), (21, 1007416544), (24, 881489476), (28, 755562408), (32, 661117107), (42, 503708272), (48, 440744738), (56, 377781204), (84, 251854136), (96, 220372369), (112, 188890602), (168, 125927068), (224, 94445301), (336, 62963534), (672, 31481767)]