21123054

素因数分解:

$2^1\times 3^2\times {\mathrm{199}}^1\times {\mathrm{5897}}^1$

素因数の和:6104

約数の個数: 24

約数和(自身を含む): 46004400

約数和(自身を除く): 24881346

約数列:

[1, 2, 3, 6, 9, 18, 199, 398, 597, 1194, 1791, 3582, 5897, 11794, 17691, 35382, 53073, 106146, 1173503, 2347006, 3520509, 7041018, 10561527, 21123054]

約数ペア:

[(1, 21123054), (2, 10561527), (3, 7041018), (6, 3520509), (9, 2347006), (18, 1173503), (199, 106146), (398, 53073), (597, 35382), (1194, 17691), (1791, 11794), (3582, 5897)]