21882069

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{599}}^1$

素因数の和:663

約数の個数: 40

約数和(自身を含む): 36590400

約数和(自身を除く): 14708331

約数列:

[1, 3, 9, 11, 27, 33, 41, 81, 99, 123, 297, 369, 451, 599, 891, 1107, 1353, 1797, 3321, 4059, 5391, 6589, 12177, 16173, 19767, 24559, 36531, 48519, 59301, 73677, 177903, 221031, 270149, 533709, 663093, 810447, 1989279, 2431341, 7294023, 21882069]

約数ペア:

[(1, 21882069), (3, 7294023), (9, 2431341), (11, 1989279), (27, 810447), (33, 663093), (41, 533709), (81, 270149), (99, 221031), (123, 177903), (297, 73677), (369, 59301), (451, 48519), (599, 36531), (891, 24559), (1107, 19767), (1353, 16173), (1797, 12177), (3321, 6589), (4059, 5391)]