21801473946

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{43}}^2\times {\mathrm{31193}}^1$

素因数の和:31297

約数の個数: 96

約数和(自身を含む): 56688232320

約数和(自身を除く): 34886758374

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 43, 54, 63, 86, 126, 129, 189, 258, 301, 378, 387, 602, 774, 903, 1161, 1806, 1849, 2322, 2709, 3698, 5418, 5547, 8127, 11094, 12943, 16254, 16641, 25886, 31193, 33282, 38829, 49923, 62386, 77658, 93579, 99846, 116487, 187158, 218351, 232974, 280737, 349461, 436702, 561474, 655053, 698922, 842211, 1310106, 1341299, 1684422, 1965159, 2682598, 3930318, 4023897, 5895477, 8047794, 9389093, 11790954, 12071691, 18778186, 24143382, 28167279, 36215073, 56334558, 57675857, 72430146, 84501837, 115351714, 169003674, 173027571, 253505511, 346055142, 403730999, 507011022, 519082713, 807461998, 1038165426, 1211192997, 1557248139, 2422385994, 3114496278, 3633578991, 7267157982, 10900736973, 21801473946]

約数ペア:

[(1, 21801473946), (2, 10900736973), (3, 7267157982), (6, 3633578991), (7, 3114496278), (9, 2422385994), (14, 1557248139), (18, 1211192997), (21, 1038165426), (27, 807461998), (42, 519082713), (43, 507011022), (54, 403730999), (63, 346055142), (86, 253505511), (126, 173027571), (129, 169003674), (189, 115351714), (258, 84501837), (301, 72430146), (378, 57675857), (387, 56334558), (602, 36215073), (774, 28167279), (903, 24143382), (1161, 18778186), (1806, 12071691), (1849, 11790954), (2322, 9389093), (2709, 8047794), (3698, 5895477), (5418, 4023897), (5547, 3930318), (8127, 2682598), (11094, 1965159), (12943, 1684422), (16254, 1341299), (16641, 1310106), (25886, 842211), (31193, 698922), (33282, 655053), (38829, 561474), (49923, 436702), (62386, 349461), (77658, 280737), (93579, 232974), (99846, 218351), (116487, 187158)]