21832216

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 96

約数和(自身を含む): 53049600

約数和(自身を除く): 31217384

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 56, 68, 71, 76, 119, 133, 136, 142, 152, 238, 266, 284, 289, 323, 476, 497, 532, 568, 578, 646, 952, 994, 1064, 1156, 1207, 1292, 1349, 1988, 2023, 2261, 2312, 2414, 2584, 2698, 3976, 4046, 4522, 4828, 5396, 5491, 8092, 8449, 9044, 9443, 9656, 10792, 10982, 16184, 16898, 18088, 18886, 20519, 21964, 22933, 33796, 37772, 38437, 41038, 43928, 45866, 67592, 75544, 76874, 82076, 91732, 143633, 153748, 160531, 164152, 183464, 287266, 307496, 321062, 389861, 574532, 642124, 779722, 1149064, 1284248, 1559444, 2729027, 3118888, 5458054, 10916108, 21832216]

約数ペア:

[(1, 21832216), (2, 10916108), (4, 5458054), (7, 3118888), (8, 2729027), (14, 1559444), (17, 1284248), (19, 1149064), (28, 779722), (34, 642124), (38, 574532), (56, 389861), (68, 321062), (71, 307496), (76, 287266), (119, 183464), (133, 164152), (136, 160531), (142, 153748), (152, 143633), (238, 91732), (266, 82076), (284, 76874), (289, 75544), (323, 67592), (476, 45866), (497, 43928), (532, 41038), (568, 38437), (578, 37772), (646, 33796), (952, 22933), (994, 21964), (1064, 20519), (1156, 18886), (1207, 18088), (1292, 16898), (1349, 16184), (1988, 10982), (2023, 10792), (2261, 9656), (2312, 9443), (2414, 9044), (2584, 8449), (2698, 8092), (3976, 5491), (4046, 5396), (4522, 4828)]