21399576

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{7369}}^1$

素因数の和:7400

約数の個数: 48

約数和(自身を含む): 58812600

約数和(自身を除く): 37413024

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 121, 132, 242, 264, 363, 484, 726, 968, 1452, 2904, 7369, 14738, 22107, 29476, 44214, 58952, 81059, 88428, 162118, 176856, 243177, 324236, 486354, 648472, 891649, 972708, 1783298, 1945416, 2674947, 3566596, 5349894, 7133192, 10699788, 21399576]

約数ペア:

[(1, 21399576), (2, 10699788), (3, 7133192), (4, 5349894), (6, 3566596), (8, 2674947), (11, 1945416), (12, 1783298), (22, 972708), (24, 891649), (33, 648472), (44, 486354), (66, 324236), (88, 243177), (121, 176856), (132, 162118), (242, 88428), (264, 81059), (363, 58952), (484, 44214), (726, 29476), (968, 22107), (1452, 14738), (2904, 7369)]