About the Number

2121504

2121503 ← → 2121505

2進数表記:1000000101111100100000

漢数字表記:二百十二万千五百四

素因数分解:

2 5 × 3 1 × 7 2 × 11 1 × 41 1

素因数の和:79
約数の個数: 144
約数和(自身を含む): 7239456
約数和(自身を除く): 5117952

約数列:
[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 41, 42, 44, 48, 49, 56, 66, 77, 82, 84, 88, 96, 98, 112, 123, 132, 147, 154, 164, 168, 176, 196, 224, 231, 246, 264, 287, 294, 308, 328, 336, 352, 392, 451, 462, 492, 528, 539, 574, 588, 616, 656, 672, 784, 861, 902, 924, 984, 1056, 1078, 1148, 1176, 1232, 1312, 1353, 1568, 1617, 1722, 1804, 1848, 1968, 2009, 2156, 2296, 2352, 2464, 2706, 3157, 3234, 3444, 3608, 3696, 3936, 4018, 4312, 4592, 4704, 5412, 6027, 6314, 6468, 6888, 7216, 7392, 8036, 8624, 9184, 9471, 10824, 12054, 12628, 12936, 13776, 14432, 16072, 17248, 18942, 21648, 22099, 24108, 25256, 25872, 27552, 32144, 37884, 43296, 44198, 48216, 50512, 51744, 64288, 66297, 75768, 88396, 96432, 101024, 132594, 151536, 176792, 192864, 265188, 303072, 353584, 530376, 707168, 1060752, 2121504]

約数ペア:
[(1, 2121504), (2, 1060752), (3, 707168), (4, 530376), (6, 353584), (7, 303072), (8, 265188), (11, 192864), (12, 176792), (14, 151536), (16, 132594), (21, 101024), (22, 96432), (24, 88396), (28, 75768), (32, 66297), (33, 64288), (41, 51744), (42, 50512), (44, 48216), (48, 44198), (49, 43296), (56, 37884), (66, 32144), (77, 27552), (82, 25872), (84, 25256), (88, 24108), (96, 22099), (98, 21648), (112, 18942), (123, 17248), (132, 16072), (147, 14432), (154, 13776), (164, 12936), (168, 12628), (176, 12054), (196, 10824), (224, 9471), (231, 9184), (246, 8624), (264, 8036), (287, 7392), (294, 7216), (308, 6888), (328, 6468), (336, 6314), (352, 6027), (392, 5412), (451, 4704), (462, 4592), (492, 4312), (528, 4018), (539, 3936), (574, 3696), (588, 3608), (616, 3444), (656, 3234), (672, 3157), (784, 2706), (861, 2464), (902, 2352), (924, 2296), (984, 2156), (1056, 2009), (1078, 1968), (1148, 1848), (1176, 1804), (1232, 1722), (1312, 1617), (1353, 1568)]

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