21761843072

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1783}}^1$

素因数の和:1964

約数の個数: 128

約数和(自身を含む): 47166105600

約数和(自身を除く): 25404262528

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 71, 79, 128, 136, 142, 158, 272, 284, 316, 544, 568, 632, 1088, 1136, 1207, 1264, 1343, 1783, 2176, 2272, 2414, 2528, 2686, 3566, 4544, 4828, 5056, 5372, 5609, 7132, 9088, 9656, 10112, 10744, 11218, 14264, 19312, 21488, 22436, 28528, 30311, 38624, 42976, 44872, 57056, 60622, 77248, 85952, 89744, 95353, 114112, 121244, 126593, 140857, 154496, 171904, 179488, 190706, 228224, 242488, 253186, 281714, 358976, 381412, 484976, 506372, 563428, 717952, 762824, 969952, 1012744, 1126856, 1525648, 1939904, 2025488, 2152081, 2253712, 2394569, 3051296, 3879808, 4050976, 4304162, 4507424, 4789138, 6102592, 8101952, 8608324, 9014848, 9578276, 10000847, 12205184, 16203904, 17216648, 18029696, 19156552, 20001694, 34433296, 38313104, 40003388, 68866592, 76626208, 80006776, 137733184, 153252416, 160013552, 170014399, 275466368, 306504832, 320027104, 340028798, 640054208, 680057596, 1280108416, 1360115192, 2720230384, 5440460768, 10880921536, 21761843072]

約数ペア:

[(1, 21761843072), (2, 10880921536), (4, 5440460768), (8, 2720230384), (16, 1360115192), (17, 1280108416), (32, 680057596), (34, 640054208), (64, 340028798), (68, 320027104), (71, 306504832), (79, 275466368), (128, 170014399), (136, 160013552), (142, 153252416), (158, 137733184), (272, 80006776), (284, 76626208), (316, 68866592), (544, 40003388), (568, 38313104), (632, 34433296), (1088, 20001694), (1136, 19156552), (1207, 18029696), (1264, 17216648), (1343, 16203904), (1783, 12205184), (2176, 10000847), (2272, 9578276), (2414, 9014848), (2528, 8608324), (2686, 8101952), (3566, 6102592), (4544, 4789138), (4828, 4507424), (5056, 4304162), (5372, 4050976), (5609, 3879808), (7132, 3051296), (9088, 2394569), (9656, 2253712), (10112, 2152081), (10744, 2025488), (11218, 1939904), (14264, 1525648), (19312, 1126856), (21488, 1012744), (22436, 969952), (28528, 762824), (30311, 717952), (38624, 563428), (42976, 506372), (44872, 484976), (57056, 381412), (60622, 358976), (77248, 281714), (85952, 253186), (89744, 242488), (95353, 228224), (114112, 190706), (121244, 179488), (126593, 171904), (140857, 154496)]