About the Number

21389238432

21389238431 ← → 21389238433

2進数表記:10011111010111001011110000010100000

漢数字表記:二百十三億八千九百二十三万八千四百三十二

素因数分解:

2 5 × 3 4 × 17 1 × 421 1 × 1153 1

素因数の和:1613
約数の個数: 240
約数和(自身を含む): 66821571432
約数和(自身を除く): 45432333000

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 68, 72, 81, 96, 102, 108, 136, 144, 153, 162, 204, 216, 272, 288, 306, 324, 408, 421, 432, 459, 544, 612, 648, 816, 842, 864, 918, 1153, 1224, 1263, 1296, 1377, 1632, 1684, 1836, 2306, 2448, 2526, 2592, 2754, 3368, 3459, 3672, 3789, 4612, 4896, 5052, 5508, 6736, 6918, 7157, 7344, 7578, 9224, 10104, 10377, 11016, 11367, 13472, 13836, 14314, 14688, 15156, 18448, 19601, 20208, 20754, 21471, 22032, 22734, 27672, 28628, 30312, 31131, 34101, 36896, 39202, 40416, 41508, 42942, 44064, 45468, 55344, 57256, 58803, 60624, 62262, 64413, 68202, 78404, 83016, 85884, 90936, 93393, 110688, 114512, 117606, 121248, 124524, 128826, 136404, 156808, 166032, 171768, 176409, 181872, 186786, 193239, 229024, 235212, 249048, 257652, 272808, 313616, 332064, 343536, 352818, 363744, 373572, 386478, 470424, 485413, 498096, 515304, 529227, 545616, 579717, 627232, 687072, 705636, 747144, 772956, 940848, 970826, 996192, 1030608, 1058454, 1091232, 1159434, 1411272, 1456239, 1494288, 1545912, 1587681, 1881696, 1941652, 2061216, 2116908, 2318868, 2822544, 2912478, 2988576, 3091824, 3175362, 3883304, 4233816, 4368717, 4637736, 5645088, 5824956, 6183648, 6350724, 7766608, 8252021, 8467632, 8737434, 9275472, 11649912, 12701448, 13106151, 15533216, 16504042, 16935264, 17474868, 18550944, 23299824, 24756063, 25402896, 26212302, 33008084, 34949736, 39318453, 46599648, 49512126, 50805792, 52424604, 66016168, 69899472, 74268189, 78636906, 99024252, 104849208, 132032336, 139798944, 148536378, 157273812, 198048504, 209698416, 222804567, 264064672, 297072756, 314547624, 396097008, 419396832, 445609134, 594145512, 629095248, 668413701, 792194016, 891218268, 1188291024, 1258190496, 1336827402, 1782436536, 2376582048, 2673654804, 3564873072, 5347309608, 7129746144, 10694619216, 21389238432]

約数ペア:
[(1, 21389238432), (2, 10694619216), (3, 7129746144), (4, 5347309608), (6, 3564873072), (8, 2673654804), (9, 2376582048), (12, 1782436536), (16, 1336827402), (17, 1258190496), (18, 1188291024), (24, 891218268), (27, 792194016), (32, 668413701), (34, 629095248), (36, 594145512), (48, 445609134), (51, 419396832), (54, 396097008), (68, 314547624), (72, 297072756), (81, 264064672), (96, 222804567), (102, 209698416), (108, 198048504), (136, 157273812), (144, 148536378), (153, 139798944), (162, 132032336), (204, 104849208), (216, 99024252), (272, 78636906), (288, 74268189), (306, 69899472), (324, 66016168), (408, 52424604), (421, 50805792), (432, 49512126), (459, 46599648), (544, 39318453), (612, 34949736), (648, 33008084), (816, 26212302), (842, 25402896), (864, 24756063), (918, 23299824), (1153, 18550944), (1224, 17474868), (1263, 16935264), (1296, 16504042), (1377, 15533216), (1632, 13106151), (1684, 12701448), (1836, 11649912), (2306, 9275472), (2448, 8737434), (2526, 8467632), (2592, 8252021), (2754, 7766608), (3368, 6350724), (3459, 6183648), (3672, 5824956), (3789, 5645088), (4612, 4637736), (4896, 4368717), (5052, 4233816), (5508, 3883304), (6736, 3175362), (6918, 3091824), (7157, 2988576), (7344, 2912478), (7578, 2822544), (9224, 2318868), (10104, 2116908), (10377, 2061216), (11016, 1941652), (11367, 1881696), (13472, 1587681), (13836, 1545912), (14314, 1494288), (14688, 1456239), (15156, 1411272), (18448, 1159434), (19601, 1091232), (20208, 1058454), (20754, 1030608), (21471, 996192), (22032, 970826), (22734, 940848), (27672, 772956), (28628, 747144), (30312, 705636), (31131, 687072), (34101, 627232), (36896, 579717), (39202, 545616), (40416, 529227), (41508, 515304), (42942, 498096), (44064, 485413), (45468, 470424), (55344, 386478), (57256, 373572), (58803, 363744), (60624, 352818), (62262, 343536), (64413, 332064), (68202, 313616), (78404, 272808), (83016, 257652), (85884, 249048), (90936, 235212), (93393, 229024), (110688, 193239), (114512, 186786), (117606, 181872), (121248, 176409), (124524, 171768), (128826, 166032), (136404, 156808)]

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