20210933655

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{868727}}^1$

素因数の和:868796

約数の個数: 48

約数和(自身を含む): 39030211584

約数和(自身を除く): 18819277929

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 47, 55, 99, 141, 165, 235, 423, 495, 517, 705, 1551, 2115, 2585, 4653, 7755, 23265, 868727, 2606181, 4343635, 7818543, 9555997, 13030905, 28667991, 39092715, 40830169, 47779985, 86003973, 122490507, 143339955, 204150845, 367471521, 430019865, 449131859, 612452535, 1347395577, 1837357605, 2245659295, 4042186731, 6736977885, 20210933655]

約数ペア:

[(1, 20210933655), (3, 6736977885), (5, 4042186731), (9, 2245659295), (11, 1837357605), (15, 1347395577), (33, 612452535), (45, 449131859), (47, 430019865), (55, 367471521), (99, 204150845), (141, 143339955), (165, 122490507), (235, 86003973), (423, 47779985), (495, 40830169), (517, 39092715), (705, 28667991), (1551, 13030905), (2115, 9555997), (2585, 7818543), (4653, 4343635), (7755, 2606181), (23265, 868727)]