21315232

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:365

約数の個数: 48

約数和(自身を含む): 44029440

約数和(自身を除く): 22714208

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 103, 116, 206, 223, 232, 412, 446, 464, 824, 892, 928, 1648, 1784, 2987, 3296, 3568, 5974, 6467, 7136, 11948, 12934, 22969, 23896, 25868, 45938, 47792, 51736, 91876, 95584, 103472, 183752, 206944, 367504, 666101, 735008, 1332202, 2664404, 5328808, 10657616, 21315232]

約数ペア:

[(1, 21315232), (2, 10657616), (4, 5328808), (8, 2664404), (16, 1332202), (29, 735008), (32, 666101), (58, 367504), (103, 206944), (116, 183752), (206, 103472), (223, 95584), (232, 91876), (412, 51736), (446, 47792), (464, 45938), (824, 25868), (892, 23896), (928, 22969), (1648, 12934), (1784, 11948), (2987, 7136), (3296, 6467), (3568, 5974)]