21349152

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:343

約数の個数: 144

約数和(自身を含む): 69346368

約数和(自身を除く): 47997216

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 23, 24, 32, 33, 36, 44, 46, 48, 66, 69, 72, 88, 92, 96, 99, 132, 138, 144, 176, 184, 198, 207, 253, 264, 276, 288, 293, 352, 368, 396, 414, 506, 528, 552, 586, 736, 759, 792, 828, 879, 1012, 1056, 1104, 1172, 1518, 1584, 1656, 1758, 2024, 2208, 2277, 2344, 2637, 3036, 3168, 3223, 3312, 3516, 4048, 4554, 4688, 5274, 6072, 6446, 6624, 6739, 7032, 8096, 9108, 9376, 9669, 10548, 12144, 12892, 13478, 14064, 18216, 19338, 20217, 21096, 24288, 25784, 26956, 28128, 29007, 36432, 38676, 40434, 42192, 51568, 53912, 58014, 60651, 72864, 74129, 77352, 80868, 84384, 103136, 107824, 116028, 121302, 148258, 154704, 161736, 215648, 222387, 232056, 242604, 296516, 309408, 323472, 444774, 464112, 485208, 593032, 646944, 667161, 889548, 928224, 970416, 1186064, 1334322, 1779096, 1940832, 2372128, 2668644, 3558192, 5337288, 7116384, 10674576, 21349152]

約数ペア:

[(1, 21349152), (2, 10674576), (3, 7116384), (4, 5337288), (6, 3558192), (8, 2668644), (9, 2372128), (11, 1940832), (12, 1779096), (16, 1334322), (18, 1186064), (22, 970416), (23, 928224), (24, 889548), (32, 667161), (33, 646944), (36, 593032), (44, 485208), (46, 464112), (48, 444774), (66, 323472), (69, 309408), (72, 296516), (88, 242604), (92, 232056), (96, 222387), (99, 215648), (132, 161736), (138, 154704), (144, 148258), (176, 121302), (184, 116028), (198, 107824), (207, 103136), (253, 84384), (264, 80868), (276, 77352), (288, 74129), (293, 72864), (352, 60651), (368, 58014), (396, 53912), (414, 51568), (506, 42192), (528, 40434), (552, 38676), (586, 36432), (736, 29007), (759, 28128), (792, 26956), (828, 25784), (879, 24288), (1012, 21096), (1056, 20217), (1104, 19338), (1172, 18216), (1518, 14064), (1584, 13478), (1656, 12892), (1758, 12144), (2024, 10548), (2208, 9669), (2277, 9376), (2344, 9108), (2637, 8096), (3036, 7032), (3168, 6739), (3223, 6624), (3312, 6446), (3516, 6072), (4048, 5274), (4554, 4688)]