21715584

素因数分解:

$2^7\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:178

約数の個数: 128

約数和(自身を含む): 64774080

約数和(自身を除く): 43058496

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 53, 64, 66, 88, 96, 97, 106, 128, 132, 159, 176, 192, 194, 212, 264, 291, 318, 352, 384, 388, 424, 528, 582, 583, 636, 704, 776, 848, 1056, 1067, 1164, 1166, 1272, 1408, 1552, 1696, 1749, 2112, 2134, 2328, 2332, 2544, 3104, 3201, 3392, 3498, 4224, 4268, 4656, 4664, 5088, 5141, 6208, 6402, 6784, 6996, 8536, 9312, 9328, 10176, 10282, 12416, 12804, 13992, 15423, 17072, 18624, 18656, 20352, 20564, 25608, 27984, 30846, 34144, 37248, 37312, 41128, 51216, 55968, 56551, 61692, 68288, 74624, 82256, 102432, 111936, 113102, 123384, 136576, 164512, 169653, 204864, 223872, 226204, 246768, 329024, 339306, 409728, 452408, 493536, 658048, 678612, 904816, 987072, 1357224, 1809632, 1974144, 2714448, 3619264, 5428896, 7238528, 10857792, 21715584]

約数ペア:

[(1, 21715584), (2, 10857792), (3, 7238528), (4, 5428896), (6, 3619264), (8, 2714448), (11, 1974144), (12, 1809632), (16, 1357224), (22, 987072), (24, 904816), (32, 678612), (33, 658048), (44, 493536), (48, 452408), (53, 409728), (64, 339306), (66, 329024), (88, 246768), (96, 226204), (97, 223872), (106, 204864), (128, 169653), (132, 164512), (159, 136576), (176, 123384), (192, 113102), (194, 111936), (212, 102432), (264, 82256), (291, 74624), (318, 68288), (352, 61692), (384, 56551), (388, 55968), (424, 51216), (528, 41128), (582, 37312), (583, 37248), (636, 34144), (704, 30846), (776, 27984), (848, 25608), (1056, 20564), (1067, 20352), (1164, 18656), (1166, 18624), (1272, 17072), (1408, 15423), (1552, 13992), (1696, 12804), (1749, 12416), (2112, 10282), (2134, 10176), (2328, 9328), (2332, 9312), (2544, 8536), (3104, 6996), (3201, 6784), (3392, 6402), (3498, 6208), (4224, 5141), (4268, 5088), (4656, 4664)]