20722581

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{6343}}^1$

素因数の和:6374

約数の個数: 24

約数和(自身を含む): 33750080

約数和(自身を除く): 13027499

約数列:

[1, 3, 9, 11, 27, 33, 99, 121, 297, 363, 1089, 3267, 6343, 19029, 57087, 69773, 171261, 209319, 627957, 767503, 1883871, 2302509, 6907527, 20722581]

約数ペア:

[(1, 20722581), (3, 6907527), (9, 2302509), (11, 1883871), (27, 767503), (33, 627957), (99, 209319), (121, 171261), (297, 69773), (363, 57087), (1089, 19029), (3267, 6343)]