21931767

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17041}}^1$

素因数の和:17071

約数の個数: 24

約数和(自身を含む): 37219728

約数和(自身を除く): 15287961

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 17041, 51123, 153369, 187451, 221533, 562353, 664599, 1687059, 1993797, 2436863, 7310589, 21931767]

約数ペア:

[(1, 21931767), (3, 7310589), (9, 2436863), (11, 1993797), (13, 1687059), (33, 664599), (39, 562353), (99, 221533), (117, 187451), (143, 153369), (429, 51123), (1287, 17041)]