21388267008

素因数分解:

$2^9\times 3^2\times {\mathrm{61}}^1\times {\mathrm{76091}}^1$

素因数の和:76176

約数の個数: 120

約数和(自身を含む): 62740745496

約数和(自身を除く): 41352478488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 64, 72, 96, 122, 128, 144, 183, 192, 244, 256, 288, 366, 384, 488, 512, 549, 576, 732, 768, 976, 1098, 1152, 1464, 1536, 1952, 2196, 2304, 2928, 3904, 4392, 4608, 5856, 7808, 8784, 11712, 15616, 17568, 23424, 31232, 35136, 46848, 70272, 76091, 93696, 140544, 152182, 228273, 281088, 304364, 456546, 608728, 684819, 913092, 1217456, 1369638, 1826184, 2434912, 2739276, 3652368, 4641551, 4869824, 5478552, 7304736, 9283102, 9739648, 10957104, 13924653, 14609472, 18566204, 19479296, 21914208, 27849306, 29218944, 37132408, 38958592, 41773959, 43828416, 55698612, 58437888, 74264816, 83547918, 87656832, 111397224, 116875776, 148529632, 167095836, 175313664, 222794448, 297059264, 334191672, 350627328, 445588896, 594118528, 668383344, 891177792, 1188237056, 1336766688, 1782355584, 2376474112, 2673533376, 3564711168, 5347066752, 7129422336, 10694133504, 21388267008]

約数ペア:

[(1, 21388267008), (2, 10694133504), (3, 7129422336), (4, 5347066752), (6, 3564711168), (8, 2673533376), (9, 2376474112), (12, 1782355584), (16, 1336766688), (18, 1188237056), (24, 891177792), (32, 668383344), (36, 594118528), (48, 445588896), (61, 350627328), (64, 334191672), (72, 297059264), (96, 222794448), (122, 175313664), (128, 167095836), (144, 148529632), (183, 116875776), (192, 111397224), (244, 87656832), (256, 83547918), (288, 74264816), (366, 58437888), (384, 55698612), (488, 43828416), (512, 41773959), (549, 38958592), (576, 37132408), (732, 29218944), (768, 27849306), (976, 21914208), (1098, 19479296), (1152, 18566204), (1464, 14609472), (1536, 13924653), (1952, 10957104), (2196, 9739648), (2304, 9283102), (2928, 7304736), (3904, 5478552), (4392, 4869824), (4608, 4641551), (5856, 3652368), (7808, 2739276), (8784, 2434912), (11712, 1826184), (15616, 1369638), (17568, 1217456), (23424, 913092), (31232, 684819), (35136, 608728), (46848, 456546), (70272, 304364), (76091, 281088), (93696, 228273), (140544, 152182)]