21603709184

素因数分解:

$2^8\times {\mathrm{37}}^1\times {\mathrm{673}}^1\times {\mathrm{3389}}^1$

素因数の和:4115

約数の個数: 72

約数和(自身を含む): 44367411480

約数和(自身を除く): 22763702296

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 256, 296, 592, 673, 1184, 1346, 2368, 2692, 3389, 4736, 5384, 6778, 9472, 10768, 13556, 21536, 24901, 27112, 43072, 49802, 54224, 86144, 99604, 108448, 125393, 172288, 199208, 216896, 250786, 398416, 433792, 501572, 796832, 867584, 1003144, 1593664, 2006288, 2280797, 3187328, 4012576, 4561594, 6374656, 8025152, 9123188, 16050304, 18246376, 32100608, 36492752, 72985504, 84389489, 145971008, 168778978, 291942016, 337557956, 583884032, 675115912, 1350231824, 2700463648, 5400927296, 10801854592, 21603709184]

約数ペア:

[(1, 21603709184), (2, 10801854592), (4, 5400927296), (8, 2700463648), (16, 1350231824), (32, 675115912), (37, 583884032), (64, 337557956), (74, 291942016), (128, 168778978), (148, 145971008), (256, 84389489), (296, 72985504), (592, 36492752), (673, 32100608), (1184, 18246376), (1346, 16050304), (2368, 9123188), (2692, 8025152), (3389, 6374656), (4736, 4561594), (5384, 4012576), (6778, 3187328), (9472, 2280797), (10768, 2006288), (13556, 1593664), (21536, 1003144), (24901, 867584), (27112, 796832), (43072, 501572), (49802, 433792), (54224, 398416), (86144, 250786), (99604, 216896), (108448, 199208), (125393, 172288)]