21771456

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1$

素因数の和:286

約数の個数: 112

約数和(自身を含む): 66909696

約数和(自身を除く): 45138240

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 97, 112, 167, 168, 192, 194, 224, 291, 334, 336, 388, 448, 501, 582, 668, 672, 679, 776, 1002, 1164, 1169, 1336, 1344, 1358, 1552, 2004, 2037, 2328, 2338, 2672, 2716, 3104, 3507, 4008, 4074, 4656, 4676, 5344, 5432, 6208, 7014, 8016, 8148, 9312, 9352, 10688, 10864, 14028, 16032, 16199, 16296, 18624, 18704, 21728, 28056, 32064, 32398, 32592, 37408, 43456, 48597, 56112, 64796, 65184, 74816, 97194, 112224, 113393, 129592, 130368, 194388, 224448, 226786, 259184, 340179, 388776, 453572, 518368, 680358, 777552, 907144, 1036736, 1360716, 1555104, 1814288, 2721432, 3110208, 3628576, 5442864, 7257152, 10885728, 21771456]

約数ペア:

[(1, 21771456), (2, 10885728), (3, 7257152), (4, 5442864), (6, 3628576), (7, 3110208), (8, 2721432), (12, 1814288), (14, 1555104), (16, 1360716), (21, 1036736), (24, 907144), (28, 777552), (32, 680358), (42, 518368), (48, 453572), (56, 388776), (64, 340179), (84, 259184), (96, 226786), (97, 224448), (112, 194388), (167, 130368), (168, 129592), (192, 113393), (194, 112224), (224, 97194), (291, 74816), (334, 65184), (336, 64796), (388, 56112), (448, 48597), (501, 43456), (582, 37408), (668, 32592), (672, 32398), (679, 32064), (776, 28056), (1002, 21728), (1164, 18704), (1169, 18624), (1336, 16296), (1344, 16199), (1358, 16032), (1552, 14028), (2004, 10864), (2037, 10688), (2328, 9352), (2338, 9312), (2672, 8148), (2716, 8016), (3104, 7014), (3507, 6208), (4008, 5432), (4074, 5344), (4656, 4676)]