21551177994

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{1523}}^1$

素因数の和:1752

約数の個数: 96

約数和(自身を含む): 46823132160

約数和(自身を除く): 25271954166

約数列:

[1, 2, 3, 6, 19, 38, 47, 57, 94, 114, 139, 141, 278, 282, 361, 417, 722, 834, 893, 1083, 1523, 1786, 2166, 2641, 2679, 3046, 4569, 5282, 5358, 6533, 7923, 9138, 13066, 15846, 16967, 19599, 28937, 33934, 39198, 50179, 50901, 57874, 71581, 86811, 100358, 101802, 124127, 143162, 150537, 173622, 211697, 214743, 248254, 301074, 372381, 423394, 429486, 549803, 635091, 744762, 1099606, 1270182, 1360039, 1649409, 2358413, 2720078, 3298818, 4022243, 4080117, 4716826, 7075239, 8044486, 8160234, 9949759, 12066729, 14150478, 19899518, 24133458, 25840741, 29849277, 51681482, 59698554, 76422617, 77522223, 152845234, 155044446, 189045421, 229267851, 378090842, 458535702, 567136263, 1134272526, 3591862999, 7183725998, 10775588997, 21551177994]

約数ペア:

[(1, 21551177994), (2, 10775588997), (3, 7183725998), (6, 3591862999), (19, 1134272526), (38, 567136263), (47, 458535702), (57, 378090842), (94, 229267851), (114, 189045421), (139, 155044446), (141, 152845234), (278, 77522223), (282, 76422617), (361, 59698554), (417, 51681482), (722, 29849277), (834, 25840741), (893, 24133458), (1083, 19899518), (1523, 14150478), (1786, 12066729), (2166, 9949759), (2641, 8160234), (2679, 8044486), (3046, 7075239), (4569, 4716826), (5282, 4080117), (5358, 4022243), (6533, 3298818), (7923, 2720078), (9138, 2358413), (13066, 1649409), (15846, 1360039), (16967, 1270182), (19599, 1099606), (28937, 744762), (33934, 635091), (39198, 549803), (50179, 429486), (50901, 423394), (57874, 372381), (71581, 301074), (86811, 248254), (100358, 214743), (101802, 211697), (124127, 173622), (143162, 150537)]