210917421

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{163883}}^1$

素因数の和:163913

約数の個数: 24

約数和(自身を含む): 357922656

約数和(自身を除く): 147005235

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 163883, 491649, 1474947, 1802713, 2130479, 5408139, 6391437, 16224417, 19174311, 23435269, 70305807, 210917421]

約数ペア:

[(1, 210917421), (3, 70305807), (9, 23435269), (11, 19174311), (13, 16224417), (33, 6391437), (39, 5408139), (99, 2130479), (117, 1802713), (143, 1474947), (429, 491649), (1287, 163883)]