21463948690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{379}}^1\times {\mathrm{2347}}^1$

素因数の和:2879

約数の個数: 64

約数和(自身を含む): 41114419200

約数和(自身を除く): 19650470510

約数列:

[1, 2, 5, 10, 19, 38, 95, 127, 190, 254, 379, 635, 758, 1270, 1895, 2347, 2413, 3790, 4694, 4826, 7201, 11735, 12065, 14402, 23470, 24130, 36005, 44593, 48133, 72010, 89186, 96266, 222965, 240665, 298069, 445930, 481330, 596138, 889513, 914527, 1490345, 1779026, 1829054, 2980690, 4447565, 4572635, 5663311, 8895130, 9145270, 11326622, 16900747, 28316555, 33801494, 56633110, 84503735, 112968151, 169007470, 225936302, 564840755, 1129681510, 2146394869, 4292789738, 10731974345, 21463948690]

約数ペア:

[(1, 21463948690), (2, 10731974345), (5, 4292789738), (10, 2146394869), (19, 1129681510), (38, 564840755), (95, 225936302), (127, 169007470), (190, 112968151), (254, 84503735), (379, 56633110), (635, 33801494), (758, 28316555), (1270, 16900747), (1895, 11326622), (2347, 9145270), (2413, 8895130), (3790, 5663311), (4694, 4572635), (4826, 4447565), (7201, 2980690), (11735, 1829054), (12065, 1779026), (14402, 1490345), (23470, 914527), (24130, 889513), (36005, 596138), (44593, 481330), (48133, 445930), (72010, 298069), (89186, 240665), (96266, 222965)]