НОД (16, 21) = 1 (Числа взаимно простые)16 = 1 * 2 * 2 * 2 * 221 = 1 * 3 * 7НОК (16, 21) = 2 * 2 * 2 * 2 * 3 * 7 = 33616 = 1 * 2 * 2 * 2 * 221 = 1 * 3 * 7НОД (18, 27) = 3 * 3 = 918 = 2 * 3 * 327 = 3 * 3 * 3НОК (18, 27) = 2 * 3 * 3 * 3 = 5418 = 2 * 3 * 3 27 = 3 * 3 * 3НОД (270, 324) = 2 * 3 * 3 * 3 = 54270 = 2 * 3 * 3 * 3 * 5324 = 2 * 2 * 3 * 3 * 3 * 3НОК (270, 324) = 2 * 3 * 3 * 3 * 5 * 2 * 3 = 1620270 = 2 * 3 * 3 * 3 * 5324 = 2 * 2 * 3 * 3 * 3 * 3НОД (212, 318, 530) = 2 * 53 = 106 212 = 2 * 2 * 53318 = 2 * 3 * 53530 = 2 * 5 * 53 НОК (212, 318, 530) = 2 * 2 * 53 * 3 * 5 = 3180212 = 2 * 2 * 53318 = 2 * 3 * 53530 = 2 * 5 * 53