21167976494

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{58991}}^1$

素因数の和:59109

約数の個数: 48

約数和(自身を含む): 38838445056

約数和(自身を除く): 17670468562

約数列:

[1, 2, 7, 14, 19, 38, 71, 133, 142, 266, 361, 497, 722, 994, 1349, 2527, 2698, 5054, 9443, 18886, 25631, 51262, 58991, 117982, 179417, 358834, 412937, 825874, 1120829, 2241658, 4188361, 7845803, 8376722, 15691606, 21295751, 29318527, 42591502, 58637054, 79578859, 149070257, 159157718, 298140514, 557052013, 1114104026, 1511998321, 3023996642, 10583988247, 21167976494]

約数ペア:

[(1, 21167976494), (2, 10583988247), (7, 3023996642), (14, 1511998321), (19, 1114104026), (38, 557052013), (71, 298140514), (133, 159157718), (142, 149070257), (266, 79578859), (361, 58637054), (497, 42591502), (722, 29318527), (994, 21295751), (1349, 15691606), (2527, 8376722), (2698, 7845803), (5054, 4188361), (9443, 2241658), (18886, 1120829), (25631, 825874), (51262, 412937), (58991, 358834), (117982, 179417)]