20211147

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4003}}^1$

素因数の和:4040

約数の個数: 32

約数和(自身を含む): 34594560

約数和(自身を除く): 14383413

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 99, 153, 187, 297, 459, 561, 1683, 4003, 5049, 12009, 36027, 44033, 68051, 108081, 132099, 204153, 396297, 612459, 748561, 1188891, 1837377, 2245683, 6737049, 20211147]

約数ペア:

[(1, 20211147), (3, 6737049), (9, 2245683), (11, 1837377), (17, 1188891), (27, 748561), (33, 612459), (51, 396297), (99, 204153), (153, 132099), (187, 108081), (297, 68051), (459, 44033), (561, 36027), (1683, 12009), (4003, 5049)]