20214513

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{12011}}^1$

素因数の和:12045

約数の個数: 24

約数和(自身を含む): 33729696

約数和(自身を除く): 13515183

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 12011, 36033, 108099, 132121, 204187, 396363, 612561, 1189089, 1837683, 2246057, 6738171, 20214513]

約数ペア:

[(1, 20214513), (3, 6738171), (9, 2246057), (11, 1837683), (17, 1189089), (33, 612561), (51, 396363), (99, 204187), (153, 132121), (187, 108099), (561, 36033), (1683, 12011)]