17421561

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{5813}}^1$

素因数の和:5862

約数の個数: 20

約数和(自身を含む): 26732772

約数和(自身を除く): 9311211

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 5813, 17439, 52317, 156951, 215081, 470853, 645243, 1935729, 5807187, 17421561]

約数ペア:

[(1, 17421561), (3, 5807187), (9, 1935729), (27, 645243), (37, 470853), (81, 215081), (111, 156951), (333, 52317), (999, 17439), (2997, 5813)]