21646044

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{1753}}^1$

素因数の和:1784

約数の個数: 72

約数和(自身を含む): 63845600

約数和(自身を除く): 42199556

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 882, 1029, 1372, 1753, 1764, 2058, 3087, 3506, 4116, 5259, 6174, 7012, 10518, 12271, 12348, 15777, 21036, 24542, 31554, 36813, 49084, 63108, 73626, 85897, 110439, 147252, 171794, 220878, 257691, 343588, 441756, 515382, 601279, 773073, 1030764, 1202558, 1546146, 1803837, 2405116, 3092292, 3607674, 5411511, 7215348, 10823022, 21646044]

約数ペア:

[(1, 21646044), (2, 10823022), (3, 7215348), (4, 5411511), (6, 3607674), (7, 3092292), (9, 2405116), (12, 1803837), (14, 1546146), (18, 1202558), (21, 1030764), (28, 773073), (36, 601279), (42, 515382), (49, 441756), (63, 343588), (84, 257691), (98, 220878), (126, 171794), (147, 147252), (196, 110439), (252, 85897), (294, 73626), (343, 63108), (441, 49084), (588, 36813), (686, 31554), (882, 24542), (1029, 21036), (1372, 15777), (1753, 12348), (1764, 12271), (2058, 10518), (3087, 7012), (3506, 6174), (4116, 5259)]