20824902

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{3373}}^1$

素因数の和:3402

約数の個数: 48

約数和(自身を含む): 52634400

約数和(自身を除く): 31809498

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 343, 441, 686, 882, 1029, 2058, 3087, 3373, 6174, 6746, 10119, 20238, 23611, 30357, 47222, 60714, 70833, 141666, 165277, 212499, 330554, 424998, 495831, 991662, 1156939, 1487493, 2313878, 2974986, 3470817, 6941634, 10412451, 20824902]

約数ペア:

[(1, 20824902), (2, 10412451), (3, 6941634), (6, 3470817), (7, 2974986), (9, 2313878), (14, 1487493), (18, 1156939), (21, 991662), (42, 495831), (49, 424998), (63, 330554), (98, 212499), (126, 165277), (147, 141666), (294, 70833), (343, 60714), (441, 47222), (686, 30357), (882, 23611), (1029, 20238), (2058, 10119), (3087, 6746), (3373, 6174)]