21040096

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8539}}^1$

素因数の和:8567

約数の個数: 48

約数和(自身を含む): 51649920

約数和(自身を除く): 30609824

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 154, 176, 224, 308, 352, 616, 1232, 2464, 8539, 17078, 34156, 59773, 68312, 93929, 119546, 136624, 187858, 239092, 273248, 375716, 478184, 657503, 751432, 956368, 1315006, 1502864, 1912736, 2630012, 3005728, 5260024, 10520048, 21040096]

約数ペア:

[(1, 21040096), (2, 10520048), (4, 5260024), (7, 3005728), (8, 2630012), (11, 1912736), (14, 1502864), (16, 1315006), (22, 956368), (28, 751432), (32, 657503), (44, 478184), (56, 375716), (77, 273248), (88, 239092), (112, 187858), (154, 136624), (176, 119546), (224, 93929), (308, 68312), (352, 59773), (616, 34156), (1232, 17078), (2464, 8539)]