21079752

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1046

約数の個数: 64

約数和(自身を含む): 56332800

約数和(自身を除く): 35253048

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 31, 58, 62, 87, 93, 116, 124, 174, 186, 232, 248, 348, 372, 696, 744, 899, 977, 1798, 1954, 2697, 2931, 3596, 3908, 5394, 5862, 7192, 7816, 10788, 11724, 21576, 23448, 28333, 30287, 56666, 60574, 84999, 90861, 113332, 121148, 169998, 181722, 226664, 242296, 339996, 363444, 679992, 726888, 878323, 1756646, 2634969, 3513292, 5269938, 7026584, 10539876, 21079752]

約数ペア:

[(1, 21079752), (2, 10539876), (3, 7026584), (4, 5269938), (6, 3513292), (8, 2634969), (12, 1756646), (24, 878323), (29, 726888), (31, 679992), (58, 363444), (62, 339996), (87, 242296), (93, 226664), (116, 181722), (124, 169998), (174, 121148), (186, 113332), (232, 90861), (248, 84999), (348, 60574), (372, 56666), (696, 30287), (744, 28333), (899, 23448), (977, 21576), (1798, 11724), (1954, 10788), (2697, 7816), (2931, 7192), (3596, 5862), (3908, 5394)]