16497621

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2129}}^1$

素因数の和:2186

約数の個数: 32

約数和(自身を含む): 28627200

約数和(自身を除く): 12129579

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1107, 2129, 2583, 6387, 7749, 14903, 19161, 44709, 57483, 87289, 134127, 261867, 402381, 611023, 785601, 1833069, 2356803, 5499207, 16497621]

約数ペア:

[(1, 16497621), (3, 5499207), (7, 2356803), (9, 1833069), (21, 785601), (27, 611023), (41, 402381), (63, 261867), (123, 134127), (189, 87289), (287, 57483), (369, 44709), (861, 19161), (1107, 14903), (2129, 7749), (2583, 6387)]