21537930512

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{84977}}^1$

素因数の和:85096

約数の個数: 80

約数和(自身を含む): 49904520192

約数和(自身を除く): 28366589680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 73, 112, 124, 146, 217, 248, 292, 434, 496, 511, 584, 868, 1022, 1168, 1736, 2044, 2263, 3472, 4088, 4526, 8176, 9052, 15841, 18104, 31682, 36208, 63364, 84977, 126728, 169954, 253456, 339908, 594839, 679816, 1189678, 1359632, 2379356, 2634287, 4758712, 5268574, 6203321, 9517424, 10537148, 12406642, 18440009, 21074296, 24813284, 36880018, 42148592, 43423247, 49626568, 73760036, 86846494, 99253136, 147520072, 173692988, 192302951, 295040144, 347385976, 384605902, 694771952, 769211804, 1346120657, 1538423608, 2692241314, 3076847216, 5384482628, 10768965256, 21537930512]

約数ペア:

[(1, 21537930512), (2, 10768965256), (4, 5384482628), (7, 3076847216), (8, 2692241314), (14, 1538423608), (16, 1346120657), (28, 769211804), (31, 694771952), (56, 384605902), (62, 347385976), (73, 295040144), (112, 192302951), (124, 173692988), (146, 147520072), (217, 99253136), (248, 86846494), (292, 73760036), (434, 49626568), (496, 43423247), (511, 42148592), (584, 36880018), (868, 24813284), (1022, 21074296), (1168, 18440009), (1736, 12406642), (2044, 10537148), (2263, 9517424), (3472, 6203321), (4088, 5268574), (4526, 4758712), (8176, 2634287), (9052, 2379356), (15841, 1359632), (18104, 1189678), (31682, 679816), (36208, 594839), (63364, 339908), (84977, 253456), (126728, 169954)]