21543456

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{887}}^1$

素因数の和:934

約数の個数: 96

約数和(自身を含む): 64447488

約数和(自身を除く): 42904032

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 23, 24, 32, 33, 44, 46, 48, 66, 69, 88, 92, 96, 132, 138, 176, 184, 253, 264, 276, 352, 368, 506, 528, 552, 736, 759, 887, 1012, 1056, 1104, 1518, 1774, 2024, 2208, 2661, 3036, 3548, 4048, 5322, 6072, 7096, 8096, 9757, 10644, 12144, 14192, 19514, 20401, 21288, 24288, 28384, 29271, 39028, 40802, 42576, 58542, 61203, 78056, 81604, 85152, 117084, 122406, 156112, 163208, 224411, 234168, 244812, 312224, 326416, 448822, 468336, 489624, 652832, 673233, 897644, 936672, 979248, 1346466, 1795288, 1958496, 2692932, 3590576, 5385864, 7181152, 10771728, 21543456]

約数ペア:

[(1, 21543456), (2, 10771728), (3, 7181152), (4, 5385864), (6, 3590576), (8, 2692932), (11, 1958496), (12, 1795288), (16, 1346466), (22, 979248), (23, 936672), (24, 897644), (32, 673233), (33, 652832), (44, 489624), (46, 468336), (48, 448822), (66, 326416), (69, 312224), (88, 244812), (92, 234168), (96, 224411), (132, 163208), (138, 156112), (176, 122406), (184, 117084), (253, 85152), (264, 81604), (276, 78056), (352, 61203), (368, 58542), (506, 42576), (528, 40802), (552, 39028), (736, 29271), (759, 28384), (887, 24288), (1012, 21288), (1056, 20401), (1104, 19514), (1518, 14192), (1774, 12144), (2024, 10644), (2208, 9757), (2661, 8096), (3036, 7096), (3548, 6072), (4048, 5322)]