About the Number

2121446808

2121446807 ← → 2121446809

2進数表記:1111110011100101011010110011000

漢数字表記:二十一億二千百四十四万六千八百八

素因数分解:

2 3 × 3 3 × 13 1 × 31 1 × 24371 1

素因数の和:24430
約数の個数: 128
約数和(自身を含む): 6551193600
約数和(自身を除く): 4429746792

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 31, 36, 39, 52, 54, 62, 72, 78, 93, 104, 108, 117, 124, 156, 186, 216, 234, 248, 279, 312, 351, 372, 403, 468, 558, 702, 744, 806, 837, 936, 1116, 1209, 1404, 1612, 1674, 2232, 2418, 2808, 3224, 3348, 3627, 4836, 6696, 7254, 9672, 10881, 14508, 21762, 24371, 29016, 43524, 48742, 73113, 87048, 97484, 146226, 194968, 219339, 292452, 316823, 438678, 584904, 633646, 658017, 755501, 877356, 950469, 1267292, 1316034, 1511002, 1754712, 1900938, 2266503, 2534584, 2632068, 2851407, 3022004, 3801876, 4533006, 5264136, 5702814, 6044008, 6799509, 7603752, 8554221, 9066012, 9821513, 11405628, 13599018, 17108442, 18132024, 19643026, 20398527, 22811256, 27198036, 29464539, 34216884, 39286052, 40797054, 54396072, 58929078, 68433768, 78572104, 81594108, 88393617, 117858156, 163188216, 176787234, 235716312, 265180851, 353574468, 530361702, 707148936, 1060723404, 2121446808]

約数ペア:
[(1, 2121446808), (2, 1060723404), (3, 707148936), (4, 530361702), (6, 353574468), (8, 265180851), (9, 235716312), (12, 176787234), (13, 163188216), (18, 117858156), (24, 88393617), (26, 81594108), (27, 78572104), (31, 68433768), (36, 58929078), (39, 54396072), (52, 40797054), (54, 39286052), (62, 34216884), (72, 29464539), (78, 27198036), (93, 22811256), (104, 20398527), (108, 19643026), (117, 18132024), (124, 17108442), (156, 13599018), (186, 11405628), (216, 9821513), (234, 9066012), (248, 8554221), (279, 7603752), (312, 6799509), (351, 6044008), (372, 5702814), (403, 5264136), (468, 4533006), (558, 3801876), (702, 3022004), (744, 2851407), (806, 2632068), (837, 2534584), (936, 2266503), (1116, 1900938), (1209, 1754712), (1404, 1511002), (1612, 1316034), (1674, 1267292), (2232, 950469), (2418, 877356), (2808, 755501), (3224, 658017), (3348, 633646), (3627, 584904), (4836, 438678), (6696, 316823), (7254, 292452), (9672, 219339), (10881, 194968), (14508, 146226), (21762, 97484), (24371, 87048), (29016, 73113), (43524, 48742)]

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