21344024

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{15787}}^1$

素因数の和:15819

約数の個数: 24

約数和(自身を含む): 43338060

約数和(自身を除く): 21994036

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 15787, 31574, 63148, 126296, 205231, 410462, 820924, 1641848, 2668003, 5336006, 10672012, 21344024]

約数ペア:

[(1, 21344024), (2, 10672012), (4, 5336006), (8, 2668003), (13, 1641848), (26, 820924), (52, 410462), (104, 205231), (169, 126296), (338, 63148), (676, 31574), (1352, 15787)]