21730599

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{29}}^3$

素因数の和:110

約数の個数: 40

約数和(自身を含む): 36677520

約数和(自身を除く): 14946921

約数列:

[1, 3, 9, 11, 27, 29, 33, 81, 87, 99, 261, 297, 319, 783, 841, 891, 957, 2349, 2523, 2871, 7569, 8613, 9251, 22707, 24389, 25839, 27753, 68121, 73167, 83259, 219501, 249777, 268279, 658503, 749331, 804837, 1975509, 2414511, 7243533, 21730599]

約数ペア:

[(1, 21730599), (3, 7243533), (9, 2414511), (11, 1975509), (27, 804837), (29, 749331), (33, 658503), (81, 268279), (87, 249777), (99, 219501), (261, 83259), (297, 73167), (319, 68121), (783, 27753), (841, 25839), (891, 24389), (957, 22707), (2349, 9251), (2523, 8613), (2871, 7569)]