21738192

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2087}}^1$

素因数の和:2136

約数の個数: 80

約数和(自身を含む): 66281472

約数和(自身を除く): 44543280

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2087, 2604, 3472, 4174, 5208, 6261, 8348, 10416, 12522, 14609, 16696, 25044, 29218, 33392, 43827, 50088, 58436, 64697, 87654, 100176, 116872, 129394, 175308, 194091, 233744, 258788, 350616, 388182, 452879, 517576, 701232, 776364, 905758, 1035152, 1358637, 1552728, 1811516, 2717274, 3105456, 3623032, 5434548, 7246064, 10869096, 21738192]

約数ペア:

[(1, 21738192), (2, 10869096), (3, 7246064), (4, 5434548), (6, 3623032), (7, 3105456), (8, 2717274), (12, 1811516), (14, 1552728), (16, 1358637), (21, 1035152), (24, 905758), (28, 776364), (31, 701232), (42, 517576), (48, 452879), (56, 388182), (62, 350616), (84, 258788), (93, 233744), (112, 194091), (124, 175308), (168, 129394), (186, 116872), (217, 100176), (248, 87654), (336, 64697), (372, 58436), (434, 50088), (496, 43827), (651, 33392), (744, 29218), (868, 25044), (1302, 16696), (1488, 14609), (1736, 12522), (2087, 10416), (2604, 8348), (3472, 6261), (4174, 5208)]